Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
ASSETS
Cash and cash equivalents	$ 29,289	$ 39,829
Restricted cash		8,000
Trade and other accounts receivable, net of allowance for doubtful accounts of $577 and $151 at December 31, 2011 and 2010, respectively	36,131	27,141
Inventories, net	27,232	19,290
Prepaid expenses and other current assets	3,125	2,713
Total current assets	95,777	96,973
Property and equipment, net	28,541	20,129
Intangible assets, net	1,111	1,651
Goodwill	24,887	24,956
Pension asset	6,359	5,321
Other non-current assets	261	781
Total assets	156,936	149,811
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable and accrued liabilities	37,145	28,115
Accrued warranty	258	449
Accrued employee compensation	6,243	6,079
Short-term borrowings and current portion of long-term debt	5,431	3,511
Deferred tax liability	499	1,373
Total current liabilities	49,576	39,527
Deferred tax liability, long-term	933	1,166
Long-term debt, excluding current portion	68	12,608
Other long-term liabilities	3,028	8,487
Total liabilities	53,605	61,788
Commitments and contingencies (Note 11 and Note 14)
Stockholders' equity:
Common stock, $0.10 par value per share, 40,000 shares authorized; 28,174 and 27,182 shares issued and outstanding at December 31, 2011 and 2010, respectively	2,815	2,715
Additional paid-in capital	252,907	238,419
Accumulated deficit	(163,021)	(163,870)
Accumulated other comprehensive income	10,630	10,759
Total stockholders' equity	103,331	88,023
Total liabilities and stockholders' equity	$ 156,936	$ 149,811