Note 11 - Warranty Reserves (Tables)

9 Months Ended

Sep. 30, 2014

Product Warranties Disclosures [Abstract]

Schedule of Product Warranty Liability [Table Text Block]

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2014			2013			2014			2013
	(Dollars in thousands)
Balance at beginning of period	$	20,178		$	22,725		$	22,238		$	23,151
Expense provisions		1,206			1,367			3,363			3,643
Cash payments		(1,758	)		(1,649	)		(3,900	)		(4,651	)
Adjustments		(525	)		-			(2,600	)		300
Balance at end of period	$	19,101		$	22,443		$	19,101		$	22,443