CONSOLIDATED BALANCE SHEETS (USD $) In Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2011	Dec. 31, 2010
ASSETS
Cash and cash equivalents	$ 17,321	$ 21,584
Restricted cash	1,274	1,265
Accounts receivable, net of allowance of $20 and $21 in 2011 and 2010, respectively	129	416
Income tax receivable	893	917
Inventories, net	18,778	24,070
Prepaid expenses and other current assets	5,022	4,356
Deferred tax assets	2,993	2,607
Total current assets	46,410	55,215
Property and equipment, net	14,196	18,449
Construction in progress	46	524
Long-term restricted cash	3,621	3,532
Other assets	2,960	3,054
Long-term deferred tax assets	250	649
Total assets	67,483	81,423
LIABILITIES AND SHAREHOLDERS' EQUITY
Current portion of capital leases	1,196	1,328
Accounts payable	5,037	5,534
Accrued expenses	9,516	10,318
Commissions and incentives payable	7,961	9,166
Taxes payable	2,005	3,721
Current deferred tax liability	159	243
Deferred revenue	1,922	1,930
Total current liabilities	27,796	32,240
Capital leases, excluding current portion	980	1,204
Long-term deferred tax liabilities	1,550	1,903
Other long-term liabilities	5,862	4,996
Total liabilities	36,188	40,343
Commitments and contingencies
Shareholders' equity
Preferred stock, $0.01 par value, 1,000,000 shares authorized, no shares issued or outstanding	0	0
Common stock, $0.0001 par value, 99,000,000 shares authorized, 27,697,560 shares issued and 26,490,466 shares outstanding as of June 30, 2011 and December 31, 2010	3	3
Additional paid-in capital	42,251	42,049
Retained earnings	5,099	15,127
Accumulated other comprehensive loss	(1,267)	(1,308)
Less treasury stock, at cost, 1,207,094 shares in 2011 and 2010	(14,791)	(14,791)
Total shareholders' equity	31,295	41,080
Total liabilities and shareholders' equity	$ 67,483	$ 81,423