CONSOLIDATED STATEMENTS OF STOCKHOLDERS' INVESTMENT AND COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Increase (Decrease) in Stockholders' Equity
Balances	$ 29,944
Balances (in shares)	8,110
Net income	6,967	3,585
Balances	36,322	29,944
Balances (in shares)	8,466	8,110
Common Stock
Increase (Decrease) in Stockholders' Equity
Balances	20,953	18,868
Balances (in shares)	8,110	7,585
Stock transactions under employee benefit stock plans and option exercises	670	316
Stock transactions under employee benefit stock plans and option exercises (in shares)	152	117
Issuance of restricted stock, net of forfeitures	635	883
Issuance of restricted stock, net of forfeitures (in shares)	87	271
Issuance of shares on connection with Ostergrens acquisition		886
Issuance of shares on connection with Ostergrens acquisition (in shares)		137
Issuance of stock due to warrant exercises (in shares)	117
Balances	22,258	20,953
Balances (in shares)	8,466	8,110
Unamortized Cost of Equity Awards
Increase (Decrease) in Stockholders' Equity
Balances	(480)	(287)
Issuance of restricted stock, net of forfeitures	(913)	(993)
Stock compensation expense	703	800
Balances	(690)	(480)
Retained Earnings
Increase (Decrease) in Stockholders' Equity
Balances	9,342	5,757
Net income	6,967	3,585
Dividends to Stockholders	(339)
Balances	15,970	9,342
Foreign Currency Translation Adjustments
Increase (Decrease) in Stockholders' Equity
Balances	56	618
Foreign currency translation adjustment	(559)	(562)
Balances	(503)	56
Pension Adjustments
Increase (Decrease) in Stockholders' Equity
Balances	73	66
Pension adjustments, net of tax	(786)	7
Balances	(713)	73
Comprehensive Income (Loss)
Increase (Decrease) in Stockholders' Equity
Pension adjustments, net of tax	(786)	7
Foreign currency translation adjustment	(559)	(562)
Net income	6,967	3,585
Comprehensive income	$ 5,622	$ 3,030