CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - TWELVE MONTHS ENDED DECEMBER 31, 2011 AND REVISED TWELVE MONTHS ENDED DECEMBER 31, 2010 AND 2009 (USD $) In Thousands, unless otherwise specified	Total	Common Stock	Capital in Excess of Par Value	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock
Beginning Balance at Dec. 31, 2008	$ 165,173	$ 2,317	$ 52,071	$ 182,688	$ (6,920)	$ (64,983)
Beginning Balance (in shares) at Dec. 31, 2008		23,172
Net income (loss)	(14,815)			(14,815)
Other comprehensive income (loss):
Foreign currency translation adjustments	1,859				1,859
Change in pension plans, net of income taxes of $3,712 in 2011, $199 in 2010 and $1,052 in 2009	1,716				1,716
Change in fair value of derivative instrument, net of income tax benefit of $13 in 2010 and $6 in 2009	(10)				(10)
Comprehensive income (Loss)	(11,250)
Stock repurchased	(106)					(106)
Stock issued (cancelled) under employee plans (in shares)		326
Stock issued (cancelled) under employee plans	(63)	33	(96)
Stock based compensation expense	1,173		1,173
Stock issued to directors (in shares)		62
Stock issued to directors	252	6	246
Ending Balance at Dec. 31, 2009	155,179	2,356	53,394	167,873	(3,355)	(65,089)
Ending Balance (in shares) at Dec. 31, 2009		23,560
Net income (loss)	2,639			2,639
Other comprehensive income (loss):
Foreign currency translation adjustments	(5,279)				(5,279)
Change in pension plans, net of income taxes of $3,712 in 2011, $199 in 2010 and $1,052 in 2009	325				325
Change in fair value of derivative instrument, net of income tax benefit of $13 in 2010 and $6 in 2009	(21)				(21)
Comprehensive income (Loss)	(2,336)
Stock repurchased	(111)					(111)
Stock issued (cancelled) under employee plans (in shares)		48
Stock issued (cancelled) under employee plans	59	5	54
Stock based compensation expense	1,102		1,102
Stock issued to directors (in shares)		31
Stock issued to directors	252	3	249
Ending Balance at Dec. 31, 2010	154,145	2,364	54,799	170,512	(8,330)	(65,200)
Ending Balance (in shares) at Dec. 31, 2010	23,639	23,639
Net income (loss)	13,779			13,779
Other comprehensive income (loss):
Foreign currency translation adjustments	(2,232)				(2,232)
Change in pension plans, net of income taxes of $3,712 in 2011, $199 in 2010 and $1,052 in 2009	(6,056)				(6,056)
Comprehensive income (Loss)	5,491
Stock repurchased	(200)					(200)
Stock issued (cancelled) under employee plans (in shares)		18
Stock issued (cancelled) under employee plans	128	(1)	129
Stock based compensation expense	1,036		1,036
Stock issued to directors (in shares)		24
Stock issued to directors	252	2	250
Ending Balance at Dec. 31, 2011	$ 160,852	$ 2,365	$ 56,214	$ 184,291	$ (16,618)	$ (65,400)
Ending Balance (in shares) at Dec. 31, 2011	23,645	23,645