Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2013

Accounting Policies [Abstract]

Changes in Company's Warranty Reserve and Related Costs

Changes in the Company’s warranty reserve and related costs were as follows:

	(In thousands)
Warranty reserve, December 31, 2010	$	63
Cost of warranty claims		(518	)
Warranty accrual		622
Warranty reserve, December 31, 2011		167
Cost of warranty claims		(244	)
Warranty accrual		325
Warranty reserve, December 31, 2012		248
Cost of warranty claims		(191	)
Warranty accrual		301
Warranty reserve, December 31, 2013	$	358