Additional Financial Information Disclosures (Tables)

9 Months Ended

Sep. 30, 2012

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Changes in warranty and after-sale costs reserve

Changes in the Company’s warranty and after-sale costs reserve for the three- and nine-month periods ended September 30, 2012 and 2011 were as follows:

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
(In thousands)	2012			2011			2012			2011
Balance at beginning of period	$	1,152		$	932		$	1,593		$	889
Net additions charged to earnings	86			272			431			748
Costs incurred	(325		)	(200		)	(1,111		)	(633		)
Balance at end of period	$	913		$	1,004		$	913		$	1,004