Note 10 - Warranty Costs (Tables)

6 Months Ended

Jun. 30, 2012

Schedule of Accrued Liabilities [Table Text Block]

		Six Months Ended June 30,
		2012			2011
	(Dollars in thousands)
Warranty accrual, beginning of the period		$	17,572		$	20,866
Warranty costs accrued during the period			656			1,432
Warranty costs paid during the period			(1,635	)		(1,660	)
Warranty accrual, end of the period		$	16,593		$	20,638