Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2013

Accounting Policies [Abstract]

Weighted Average Number of Shares Outstanding Used to Compute Earnings Per Share

The net earnings (loss), weighted-average number of common shares outstanding used to compute earnings per share were as follows:

	(In thousands, except per share data) Years Ended December 31,
	2013		2012		2011
Net earnings (loss) (a)	$	9,343	$	16,437	$	(47,583	)
Weighted-average number of common shares outstanding
Basic weighted-average common shares outstanding (b)	10,695		10,580		10,536
Dilutive potential common shares	157		48		—
Diluted weighted-average common shares outstanding (c)	10,852		10,628		10,536
Earnings (Loss) per share
Basic (a/b)	$	0.87	$	1.55	$	(4.52	)
Diluted (a/c)	$	0.86	$	1.55	$	(4.52	)

Weighted Average Number of Shares Outstanding Excluded from Computation of Diluted Earnings

Potentially dilutive stock options and stock units to purchase common stock, as shown below, were excluded from the computation of diluted earnings per share because their inclusion would have been anti-dilutive. However, these shares may be potentially dilutive common shares in the future.

	(In thousands) Years Ended December 31,
	2013	2012	2011
Stock options and stock units	410	983	706