Condensed Consolidated Balance Sheets (unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 22,320	$ 27,591
Restricted time deposits	250	249
Accounts receivable, net	49,122	49,990
Other receivables	10,353	8,220
Inventories	28,485	22,981
Income taxes receivable	814	1,256
Deferred income taxes	1,144	1,219
Other current assets	6,263	5,664
Total current assets	118,751	117,170
Property and equipment, net	5,248	5,555
Deferred income taxes, net of current portion	3,801	3,694
Intangible asset, net	762	873
Other assets	577	655
Total assets	129,139	127,947
Current liabilities:
Short-term debt	6,370	4,320
Deferred consideration payable	233	233
Accounts payable	27,990	23,991
Accrued liabilities	15,541	19,463
Deferred revenue	13,755	10,557
Other current liabilities	371	357
Total current liabilities	64,260	58,921
Other long-term liabilities	5,509	5,236
Commitments and contingencies
Stockholders' equity:
Preferred Stock, $0.01 par value: Authorized — 1,000 shares; no shares issued or outstanding	0	0
Common Stock, $0.0017 par value: Authorized---16,000 shares; Issued---8,222 shares in 2014 and 8,143 shares in 2013; Outstanding — 7,365 shares in 2014 and 7,286 shares in 2013	270	270
Additional paid-in capital	1,284,113	1,281,883
Accumulated deficit	(1,214,821)	(1,208,337)
Treasury stock — 856 shares in 2014 and 856 shares in 2013	(10,412)	(10,412)
Accumulated other comprehensive income	220	386
Total stockholders' equity	59,370	63,790
Total liabilities and stockholders' equity	$ 129,139	$ 127,947