- DefinitionThe aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
 -Publisher FASB
 -Name Accounting Standards Codification
 -Topic 230
 -SubTopic 10
 -Section 45
 -Paragraph 28
 -Subparagraph (b)
 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585
Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
 -Publisher FASB
 -Name Accounting Standards Codification
 -Topic 360
 -SubTopic 10
 -Section 50
 -Paragraph 2
 -Subparagraph (b)
 -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230
Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
 -Publisher FASB
 -Name Accounting Standards Codification
 -Topic 360
 -SubTopic 10
 -Section 45
 -Paragraph 4
 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2420-110228
| Name: | us-gaap_ImpairmentOfLongLivedAssetsHeldForUse | 
| Namespace Prefix: | us-gaap_ | 
| Data Type: | xbrli:monetaryItemType | 
| Balance Type: | debit | 
| Period Type: | duration |