Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 33,926	$ 33,182
Accounts receivable, net	45,176	51,289
Other receivables	3,126	2,986
Inventories, net	17,338	20,071
Inventory deposit, net	7,722	8,836
Other current assets	3,950	4,248
Deferred tax assets, net	5,373	5,376
Total current assets	116,611	125,988
Property and equipment, net	16,933	17,713
Intangible assets, net	63,242	70,284
Long-term deferred tax assets, net	10,529	11,161
Other assets	3,642	7,248
Total assets	210,957	232,394
Current liabilities:
Accounts payable	36,408	41,191
Accrued wages and bonuses	5,797	7,168
Deferred Revenue	6,534	9,222
Convertible senior notes	0	16,919
Line of Credit Facility, Amount Outstanding	15,000	0
Other accrued liabilities	8,686	9,601
Total current liabilities	72,425	84,101
Long-term liabilities:
Convertible senior notes	18,000	18,000
Other long-term liabilities	4,328	4,851
Total long-term liabilities	22,328	22,851
Total liabilities	94,753	106,952
Shareholders' equity:
Common stock — no par value, 100,000 shares authorized; 28,173 and 27,949 shares issued and outstanding at June 30, 2012 and December 31, 2011	306,254	303,724
Accumulated deficit	(190,355)	(179,686)
Accumulated other comprehensive income:
Cumulative translation adjustments	1,718	2,169
Unrealized loss on hedge instruments	(1,413)	(765)
Total accumulated other comprehensive income	305	1,404
Total shareholders’ equity	116,204	125,442
Total liabilities and shareholders' equity	$ 210,957	$ 232,394