XML 13 R17.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Warranty Accrual | 6 Months Ended
--- | ---
Jul. 31, 2013
Commitments and Contingencies Disclosure [Abstract] |
Warranty Accrual | Note 11. Warranty Accrual The Company accrues an estimate of its exposure to warranty claims based upon both current and historical product sales data and warranty costs incurred. The Company’s products carry a 10-year warranty. The Company periodically assesses the adequacy of its recorded warranty liabilities and adjusts the amounts as necessary. The warranty liability is included in accrued liabilities in the accompanying consolidated balance sheets. The following is a summary of the Company’s warranty claim activity for the three months and six months ended July 31, 2013 and 2012 (in thousands):
| Three Months Ended |  | Six Months Ended
| 7/31/2013 | 7/31/2012 |  | 7/31/2013 | 7/31/2012
| (In thousands)
Beginning accrued warranty balance | $ | 1,000 |  | $ | 1,400 |  |  | $ | 1,000 |  | $ | 1,400 |
Provision | 75 |  | 88 |  |  | 216 |  | 199 |
Costs incurred | (75 | ) | (188 | ) |  | (216 | ) | (299 | )
Ending accrued warranty balance | $ | 1,000 |  | $ | 1,300 |  |  | $ | 1,000 |  | $ | 1,300 |

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

X
- Definition The entire disclosure for standard and extended product warranties and other product guarantee contracts, including a tabular reconciliation of the changes in the guarantor's aggregate product warranty liability for the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Interpretation (FIN) -Number 45 -Paragraph 14 -Subparagraph a, b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_ProductWarrantyDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration