Stockholders' Equity (Capital Raises) (Narrative) (Details)

v3.26.1

Stockholders' Equity (Capital Raises) (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands								1 Months Ended														12 Months Ended
	Jan. 15, 2026	Dec. 31, 2025	Apr. 01, 2025	Jun. 12, 2024	Jan. 05, 2024	Dec. 30, 2022	Dec. 27, 2022	Aug. 31, 2025	Jul. 31, 2025	Apr. 30, 2025	Mar. 31, 2025	Feb. 28, 2025	Jan. 31, 2025	Nov. 30, 2024	Oct. 31, 2024	Sep. 30, 2024	Jul. 31, 2024	Jun. 30, 2024	May 31, 2024	Apr. 30, 2024	Jan. 31, 2024	Dec. 31, 2025	Dec. 31, 2024	Mar. 09, 2025	Jan. 09, 2024	Nov. 02, 2023	Oct. 11, 2022
Share-based Compensation Arrangement by Share-based Payment Award
Exercise of warrants for cash																						$ 2,647	$ 181
Warrants exercised, Number of shares																						1,574,699
Outstanding warrants		13,431,502																				13,431,502	14,406,201
Gross proceeds																$ 7,300
Common Stock, par value		$ 0.001																				$ 0.001	$ 0.001
Series C-2 warrants
Share-based Compensation Arrangement by Share-based Payment Award
Outstanding warrants		284,452																				284,452
November 2023 Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Exercise price of warrants																$ 1.65
Outstanding warrants		4,609,130																				4,609,130
Unit Price Per Share																$ 1.7
Number of warrants issued																5,885,000
Private Placement Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Exercise price of warrants																$ 1.84
Outstanding warrants		3,764,194																				3,764,194
Concurrent Private Placement Warrants | Chief Executive Officer (Dr. Rosenwald)
Share-based Compensation Arrangement by Share-based Payment Award
Shares issued																763,359
Shares issued, price per share																$ 1.84
Urica | 8% Cumulative Convertible Class B Preferred Offering
Share-based Compensation Arrangement by Share-based Payment Award
Dividend rate percentage							8.00%
Stock offering, number of shares issued							135,494
Stock purchase, price per share							$ 25
Stock offering, gross proceeds							$ 2,900
Checkpoint
Share-based Compensation Arrangement by Share-based Payment Award
Exercise price of warrants																								$ 3.62
Number of warrants to purchase shares																								5,853,659
Checkpoint | 2025 Warrant
Share-based Compensation Arrangement by Share-based Payment Award
Exercise of warrants for cash										$ 9,200	$ 36,000		$ 2,100
Number of shares issued upon exercise of warrants										3,256,269	21,691,003		740,000
Exercise price of warrants										$ 2.82	$ 1.66		$ 2.84
Checkpoint | Common Stock | Founder agreement
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued													18,500
Shares issued (in percent)													2.50%
Mustang
Share-based Compensation Arrangement by Share-based Payment Award
Exercise of warrants for cash															$ 3,600
Exercise price of warrants															$ 11.85
Number of warrants to purchase shares															337,552
Stock offering, aggregate fees paid															$ 400
Mustang | Unregistered warrants
Share-based Compensation Arrangement by Share-based Payment Award
Exercise price of warrants															$ 13.5
Number of warrants to purchase shares															675,104
Mustang | Unregistered Warrants One
Share-based Compensation Arrangement by Share-based Payment Award
Number of warrants to purchase shares															337,552
Warrant expiration term															5 years
Mustang | Unregistered Warrants Two
Share-based Compensation Arrangement by Share-based Payment Award
Number of warrants to purchase shares															337,552
Warrant expiration term															12 months
Avenue
Share-based Compensation Arrangement by Share-based Payment Award
Exercise price of warrants																				$ 6.2							$ 116.25
Number of warrants to purchase shares																				689,680
Avenue | Series A Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Stock purchase, price per share																										$ 22.545
Avenue | Series B Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Stock purchase, price per share																									$ 22.545
Avenue | Unregistered warrants
Share-based Compensation Arrangement by Share-based Payment Award
Stock purchase, price per share																				$ 0.125
Exercise price of warrants																				$ 6.2
Number of warrants to purchase shares																				1,379,360
Net proceeds																			$ 3,900	$ 3,700
Fair value of warrants																				$ 4,500
2012 Employee Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award
Number of shares available for future issuance		900,000																				900,000
Maximum | Private Placement Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Warrant expiration term																5 years 6 months
Number of shares called by warrants																3,939,394
Maximum | Concurrent Private Placement Warrants | Chief Executive Officer (Dr. Rosenwald)
Share-based Compensation Arrangement by Share-based Payment Award
Warrant expiration term																5 years 6 months
Number of shares called by warrants																763,359
Maximum | Avenue
Share-based Compensation Arrangement by Share-based Payment Award
Warrant expiration term																				5 years
Minimum | Concurrent Private Placement Warrants | Chief Executive Officer (Dr. Rosenwald)
Share-based Compensation Arrangement by Share-based Payment Award
Warrant expiration term																6 months
Minimum | Avenue
Share-based Compensation Arrangement by Share-based Payment Award
Warrant expiration term																				18 months
At the Market Offering
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued		750,000						3,750,000														500,000	2,000,000
Stock purchase, price per share		$ 1.94																				$ 1.94	$ 1.98
Stock offering, gross proceeds																						$ 1,000	$ 3,800
Stock offering, aggregate fees paid																							$ 100
At the Market Offering | Journey
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued						4,900,000																2.6	1,600,000
Stock purchase, price per share		6.53																				$ 6.53	$ 5.19
Stock offering, gross proceeds																						$ 16,400
Sale of stock, net proceeds																							$ 7,900
Common Stock, par value						$ 0.0001
Stock offering, aggregate fees paid																						$ 500	$ 200
At the Market Offering | Mustang
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued																						100,000	0.1
Stock purchase, price per share		$ 11.55																				$ 11.55	$ 18.78
Stock offering, gross proceeds																							$ 2,500
Sale of stock, net proceeds																						$ 600
Stock offering, aggregate fees paid																							$ 100
At the Market Offering | Mustang | Common Stock
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, aggregate fees paid																						$ 27,000,000
At the Market Offering | Avenue | Founder agreement
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued																						23,474	43,772
Shares issued (in percent)																						2.50%
At the Market Offering | Avenue | Unregistered warrants
Share-based Compensation Arrangement by Share-based Payment Award
Number of warrants to purchase shares		900,000																				900,000
Shares issued																							600,000
Net proceeds																						$ 2,100	$ 1,600
At the Market Offering | Founder agreement | Mustang | Common Stock
Share-based Compensation Arrangement by Share-based Payment Award
Shares issued (in percent)																						2.50%
Public Offering | Mustang
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued																			23,200
Stock purchase, price per share																			$ 11.85
Exercise of warrants for cash																			$ 3,200
Exercise price of warrants																			$ 11.85
Number of warrants to purchase shares																			1,012,656
Warrants exercised, Number of shares																			314,352
Public Offering | Mustang | Series A One Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Warrant expiration term																			5 years
Public Offering | Mustang | Series A Two Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Warrant expiration term																			24 months
Public Offering | Mustang | Series A Three Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Warrant expiration term																			9 months
Public Offering | Mustang | Common Stock
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued																			337,552
Shelf Registration Statement | Journey
Share-based Compensation Arrangement by Share-based Payment Award
Sale of stock, net proceeds						$ 150,000
Shelf Registration Statement | Journey | Subsequent events
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued	150,000,000
Shelf Registration 2024 Statement
Share-based Compensation Arrangement by Share-based Payment Award
Amount available for future stock offerings		$ 42,100																				$ 42,100
Shelf Registration 2024 Statement | Mustang
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, aggregate offering permitted by the agreement																						$ 34,200
Shelf Registration 2024 Statement | Maximum | Mustang
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, aggregate offering permitted by the agreement				$ 40,000
Post effective amendment of Shelf Registration 2024 | Urica | 8% Cumulative Convertible Class B Preferred Offering
Share-based Compensation Arrangement by Share-based Payment Award
Dividend rate percentage			8.00%
Post effective amendment of Shelf Registration 2024 | Maximum
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued			1,987,250
Post effective amendment of Shelf Registration 2024, November Prospectus
Share-based Compensation Arrangement by Share-based Payment Award
Number of share per unit issued			1
Number of warrants per unit issued			1
Post effective amendment of Shelf Registration 2024, November Prospectus | Maximum
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued			5,885,000
Post effective amendment of Shelf Registration 2024, December Prospectus
Share-based Compensation Arrangement by Share-based Payment Award
Number of share per unit issued			1
Number of warrants per unit issued			1
Post effective amendment of Shelf Registration 2024, December Prospectus | Maximum
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued			3,303,305
February 2025 Equity Offering | Mustang
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued												495,000
Exercise of warrants for cash									$ 7,100
Exercise price of warrants												$ 3.01
Number of warrants to purchase shares									2,900,000			2,162,807
Shares issued, price per share												$ 3.01
Sale of stock, net proceeds												$ 6,800
Number of Shares issuable for At-the-Market offering												0.0001
February 2025 Equity Offering | Mustang | Series C-1 warrants
Share-based Compensation Arrangement by Share-based Payment Award
Number of warrants to purchase shares												2,657,807
Warrant expiration term												5 years
February 2025 Equity Offering | Mustang | Series C-2 warrants
Share-based Compensation Arrangement by Share-based Payment Award
Number of warrants to purchase shares												2,657,807
Warrant expiration term												24 months
Warrants exercised, Number of shares									2,400,000
February 2025 Equity Offering | Mustang | Pre funded warrants
Share-based Compensation Arrangement by Share-based Payment Award
Stock purchase, price per share												$ 3.0099
Exercise price of warrants												$ 0.0001
Warrants exercised, Number of shares									500,000
Prior Oaktree Agreement | Maximum
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued			116,637
Direct offering
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued																3,939,394					3,303,305
Exercise price of warrants																					$ 3.21
Shares issued, price per share																$ 1.65
Warrant expiration term																					5 years
Sale of stock, net proceeds																					$ 10,100
Unit Price Per Share																					$ 3.33
Direct offering | Checkpoint
Share-based Compensation Arrangement by Share-based Payment Award
Stock purchase, price per share																	$ 2.05				$ 1.805
Sale of stock, net proceeds																	$ 11,000				$ 12,600
Issuance of common shares - Registered direct offering																	1,230,000				1,275,000
Direct offering | Checkpoint | Common Stock Warrant
Share-based Compensation Arrangement by Share-based Payment Award
Exercise price of warrants																	$ 2.05				$ 1.68
Warrant expiration term																	5 years				5 years
Direct offering | Checkpoint | Pre funded warrants
Share-based Compensation Arrangement by Share-based Payment Award
Stock purchase, price per share																	$ 2.0499				$ 1.8049
Warrants issued																	4,623,659				6,481,233
Direct offering | Checkpoint | Placement Agent Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Exercise price of warrants																	$ 2.5625				$ 2.2563
Number of shares called by warrants																	351,220
Direct offering | Checkpoint | Series B Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Exercise of warrants for cash														$ 9,200
Exercise price of warrants														$ 2.821
Number of warrants to purchase shares														3,256,269
Direct offering | Mustang
Share-based Compensation Arrangement by Share-based Payment Award
Stock offering, number of shares issued																		60,500				127,140	23,450
Stock purchase, price per share																		$ 20.495
Exercise price of warrants																		$ 0.005
Number of warrants to purchase shares																		62,100
Sale of stock, net proceeds																		$ 2,100
Warrants exercised, Number of shares																		62,100
Per share amount reduced from share price to calculate warrant price																		$ 0.005
Direct offering | Mustang | Unregistered warrants
Share-based Compensation Arrangement by Share-based Payment Award
Exercise price of warrants																		$ 20.495
Number of warrants to purchase shares																		62,100
Warrant expiration term																		5 years
Direct offering | Maximum
Share-based Compensation Arrangement by Share-based Payment Award
Number of warrants to purchase shares																					3,303,305
Direct offering | Maximum | Checkpoint
Share-based Compensation Arrangement by Share-based Payment Award
Number of warrants to purchase shares																					7,756,233
Number of shares called by warrants																	5,853,659
Direct offering | Maximum | Checkpoint | Placement Agent Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Number of warrants to purchase shares																					465,374
Private Placement | Avenue
Share-based Compensation Arrangement by Share-based Payment Award
Exercise of warrants for cash					$ 4,500
Private Placement | Avenue | Series A Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Number of warrants to purchase shares					220,538
Private Placement | Avenue | Series B Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Number of warrants to purchase shares					220,538
Private Placement | Avenue | January 2023 Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Exercise price of warrants					$ 116.25
Number of warrants to purchase shares					25,871
Exercise price of warrants agreed by investor					$ 22.545
Fair value of warrants		600																				$ 600
Private Placement | Avenue | November 2023 Warrants
Share-based Compensation Arrangement by Share-based Payment Award
Exercise price of warrants					$ 22.545
Number of warrants to purchase shares					194,667
Exercise price of warrants agreed by investor					$ 22.545
Fair value of warrants		$ 4,300																				$ 4,300
Concurrent Private Placement | Chief Executive Officer (Dr. Rosenwald)
Share-based Compensation Arrangement by Share-based Payment Award
Exercise price of warrants																0.125
Shares issued, price per share																$ 1.84