- DefinitionAccumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.
Reference 1: http://www.xbrl.org/2003/role/disclosureRef
 -Publisher FASB
 -Name Accounting Standards Codification
 -Topic 350
 -SubTopic 30
 -Section 50
 -Paragraph 2
 -Subparagraph (a)(1)
 -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275
| Name: | us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization | 
| Namespace Prefix: | us-gaap_ | 
| Data Type: | xbrli:monetaryItemType | 
| Balance Type: | credit | 
| Period Type: | instant |