The following table shows the details of interest expense for all debt arrangements during the periods presented. Interest expense includes contractual interest; fees include amortization of the debt discount and amortization of fees associated with loan transaction costs, amortized over the life of the loan:

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Note 2: In August 2020, the Company used certain proceeds from the Oaktree Note to pay off the $28.4 million balance previously outstanding under the 2017 Subordinated Note Financing.

Note 3: August 2020, the Company used certain proceeds from the Oaktree Note to pay off the $9.0 million balance previously outstanding under the 2019 Notes.  

Note 4: In August 2020, the Company used certain proceeds from the Oaktree Note to pay off the $21.7 million balance previously outstanding under the 2018 Venture Notes.

Note 5: In September 2020, Mustang repaid the amount outstanding under the Horizon Notes in full, which was comprised of $15.0 million face value of the outstanding notes, $0.1 million in accrued and unpaid interest, a $0.8 million final payment fee and prepayment penalties of $0.6 million.

Note 6: Imputed interest expense related to Journey’s agreements for Ximino and Accutane.