- Definition
                Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets.
               
+ References
                Reference 1: http://www.xbrl.org/2003/role/presentationRef
 -Publisher FASB
 -Name Accounting Standards Codification
 -Topic 320
 -SubTopic 10
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 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562
Reference 2: http://www.xbrl.org/2003/role/presentationRef
 -Publisher FASB
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
 -Publisher FASB
 -Name Accounting Standards Codification
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 -SubTopic 210
 -Section S99
 -Paragraph 1
 -Subparagraph (SX 210.9-03.4)
 -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878
Reference 4: http://www.xbrl.org/2003/role/presentationRef
 -Publisher FASB
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 -Topic 210
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 -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682
Reference 5: http://www.xbrl.org/2003/role/presentationRef
 -Publisher FASB
 -Name Accounting Standards Codification
 -Topic 320
 -SubTopic 10
 -Section 50
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 -Subparagraph (d)
 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563
Reference 6: http://www.xbrl.org/2003/role/presentationRef
 -Publisher FASB
 -Name Accounting Standards Codification
 -Topic 320
 -SubTopic 10
 -Section 50
 -Paragraph 2
 -Subparagraph (a)
 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563
               
+ Details
                
                  
                    |  Name: | 
                    us-gaap_MarketableSecuritiesTextBlock | 
                  
                  
                    |  Namespace Prefix: | 
                    us-gaap_ | 
                  
                  
                    |  Data Type: | 
                    nonnum:textBlockItemType | 
                  
                  
                    |  Balance Type: | 
                    na | 
                  
                  
                    |  Period Type: | 
                    duration |