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Note 7 - Product Warranty Obligations (Tables) | 3 Months Ended
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Mar. 31, 2015
Product Warranties Disclosures [Abstract] |
Schedule of Product Warranty Liability [Table Text Block] |
|  | Three Months E nded March 31, |
|  | 201 5 |  |  | 201 4 |
Balance at beginning of period |  | $ | 30,909 |  |  | $ | 33,734 |
Payments |  |  | (5,433 | ) |  |  | (6,723 | )
Provision for warranties issued |  |  | 4,549 |  |  |  | 6,039 |
Changes in estimates for pre-existing warranties |  |  | (748 | ) |  |  | (1,143 | )
Balance at end of period |  | $ | 29,277 |  |  | $ | 31,907 |
|  | Three Months E nded March 31, |
|  | 201 5 |  |  | 201 4 |
Balance at beginning of period |  | $ | 27,193 |  |  | $ | 23,092 |
Deferred revenue on extended warranty contracts sold |  |  | 1,380 |  |  |  | 2,219 |
Amortization of deferred revenue on extended warranty contracts |  |  | (1,042 | ) |  |  | (679 | )
Balance at end of period |  | $ | 27,531 |  |  | $ | 24,632 |
Product Warranty Obligations Included in Consolidated Balance Sheet [Table Text Block] |
|  | March 31, |  |  | December 31, |
|  | 201 5 |  |  | 201 4 |
Product warranty liability |  |  |  |  |  |  |  |
Current portion - other accrued liabilities |  | $ | 22,893 |  |  | $ | 24,143 |
Long-term portion - other long-term liabilities |  |  | 6,384 |  |  |  | 6,766 |
Total |  | $ | 29,277 |  |  | $ | 30,909 |
Deferred revenue related to extended warranty |  |  |  |  |  |  |  |
Current portion - other accrued liabilities |  | $ | 4,857 |  |  | $ | 4,519 |
Long-term portion - other long-term liabilities |  |  | 22,674 |  |  |  | 22,674 |
Total |  | $ | 27,531 |  |  | $ | 27,193 |

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- Definition Product warranty obligations included in consolidated balance sheet. + References No definition available. + Details
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- Details
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- 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 -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=51674963&loc=d3e12565-110249 + Details
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