- DefinitionDescription of the maturity date of the debt instrument including whether the debt matures serially and, if so, a brief description of the serial maturities.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
 -Publisher FASB
 -Name Accounting Standards Codification
 -Topic 210
 -SubTopic 10
 -Section S99
 -Paragraph 1
 -Subparagraph (SX 210.5-02.22(a)(2))
 -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682
| Name: | us-gaap_DebtInstrumentMaturityDateDescription | 
| Namespace Prefix: | us-gaap_ | 
| Data Type: | xbrli:stringItemType | 
| Balance Type: | na | 
| Period Type: | duration |