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Changes in Warranty Liability (Detail) (USD $)
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3 Months Ended |
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Mar. 31, 2013
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| Product Warranty [Line Items] | |
| Warranty reserves at January 1 | $ 345,974 |
| Provisions for current period sales | 119,115 |
| Current year claims | (40,400) |
| Warranty reserves at March 31 | $ 424,689 |
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- Details
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- Definition
Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Represents the aggregate decrease in the liability related to payments to satisfy claims for standard and extended product warranties. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Represents the aggregate increase in the liability for accruals related to standard and extended product warranties issued during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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