- DefinitionDifference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.
Reference 1: http://www.xbrl.org/2003/role/presentationRef
 -Publisher FASB
 -Name Accounting Standards Codification
 -Topic 470
 -SubTopic 50
 -Section 40
 -Paragraph 2
 -URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12317-112629
Reference 2: http://www.xbrl.org/2003/role/presentationRef
 -Publisher FASB
 -Name Accounting Standards Codification
 -Topic 230
 -SubTopic 10
 -Section 45
 -Paragraph 28
 -Subparagraph (b)
 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585
Reference 3: http://www.xbrl.org/2003/role/presentationRef
 -Publisher FASB
 -Name Accounting Standards Codification
 -Topic 470
 -SubTopic 50
 -Section 40
 -Paragraph 4
 -URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12355-112629
| Name: | us-gaap_GainsLossesOnExtinguishmentOfDebt | 
| Namespace Prefix: | us-gaap_ | 
| Data Type: | xbrli:monetaryItemType | 
| Balance Type: | credit | 
| Period Type: | duration |