Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 23,101	$ 24,732
Trade and other accounts receivable, net of allowance for doubtful accounts of $145 and $143, at March 31, 2015 and December 31, 2014, respectively	32,174	43,698
Inventories, net	43,238	44,856
Prepaid expenses and other current assets	2,126	2,426
Total current assets	100,639	115,712
Property and equipment, net	37,913	39,223
Goodwill	24,068	23,599
Pension asset	7,756	7,362
Other non-current assets	644	704
Total assets	171,020	186,600
Current liabilities:
Accounts payable and accrued liabilities	17,930	27,011
Accrued employee compensation	8,032	9,348
Deferred revenue and customer deposits	1,235	703
Short-term borrowings and current portion of long-term debt	15,245	15,549
Deferred tax liability	1,129	1,111
Total current liabilities	43,571	53,722
Deferred tax liability, long-term	3,352	3,304
Long-term debt, excluding current portion	12	20
Other long-term liabilities	2,503	2,601
Total liabilities	49,438	59,647
Commitments and contingencies (Note 9)
Stockholders’ equity:
Common stock, $0.10 par value per share, 40,000 shares authorized; 29,947 and 29,846 shares issued and outstanding at March 31, 2015 and December 31, 2014, respectively	2,992	2,982
Additional paid-in capital	278,624	277,314
Accumulated deficit	(167,407)	(158,066)
Accumulated other comprehensive income	7,373	4,723
Total stockholders’ equity	121,582	126,953
Total liabilities and stockholders’ equity	$ 171,020	$ 186,600