Product Warranty Reserves (Tables)

6 Months Ended

Jun. 30, 2013

Product Warranty Reserves [Abstract]

Product warranty reserves

Changes in the Company’s product warranty liability for the three and six-month periods ended June 30, 2013 and 2012 are as follows (in thousands):

	Three Months Ended June 30,						Six Months Ended June 30,
	2013			2012			2013			2012
Reserve balance, beginning of the period	$	11,254		$	12,258		$	11,052		$	12,663
Warranty liabilities accrued		3,507			3,107			6,267			5,849
Warranty liabilities settled		(2,870	)		(2,662	)		(5,352	)		(5,872	)
Other		(201	)		(69	)		(277	)		(6	)
Reserve balance, end of the period	$	11,690		$	12,634		$	11,690		$	12,634