XML 56 R21.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Commitments and Contingencies (Tables) | 6 Months Ended
--- | ---
Aug. 31, 2012
Commitments and Contingencies |
Schedule of accrual for warranty returns |
(in thousands)
|  | Three Months Ended August 31, |  | Six Months Ended August 31, |
|  | 2012 |  | 2011 |  | 2012 |  | 2011 |
Beginning balance |  | $ | 23,313 |  | $ | 24,369 |  | $ | 26,665 |  | $ | 24,021 |
Additions to the accrual |  | 7,899 |  | 9,386 |  | 14,773 |  | 16,496 |
Reductions of the accrual - payments and credits issued |  | (9,352 | ) | (9,303 | ) | (19,578 | ) | (16,065 | )
Ending balance |  | $ | 21,860 |  | $ | 24,452 |  | $ | 21,860 |  | $ | 24,452 |

X
- Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 460 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph -Name Accounting Standards Codification -Paragraph 8 -Section 50 -URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249 + Details
Name: | us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration