CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Cash Flows From Operating Activities
Net income	$ 3,132	$ 7,573	$ 3,357
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
Depreciation and amortization	10,044	8,157	5,597
Provision for deferred income taxes	2,634	3,327	4,273
Net tax benefit related to stock option exercises	1	96	309
Excess tax benefit related to stock option exercises	(668)	(31)	(289)
Non-cash stock-based compensation	2,404	2,365	1,684
Decrease in earnout liability	(1,229)
Impairment of indefinite-lived trademark	800
(Gain) loss on sale of fixed assets	(7)	14	22
Change in operating assets and liabilities:
Accounts receivable	(23,151)	(21,516)	(12,921)
Inventories	(14,889)	4,981	(719)
Prepaid expenses and other current assets	178	(561)	(1,942)
Other assets	217	324	(24)
Accounts payable	(9,425)	19,352	(779)
Accrued expenses and other current liabilities	2,033	2,351	(2,672)
Deferred revenue	5,873	1,908	(4,858)
Total adjustments	(25,185)	20,767	(12,319)
Net cash (used in) provided by operating activities	(22,053)	28,340	(8,962)
Cash Flows From Investing Activities
Purchase of El Segundo building, related improvements, furniture and equipment	(17,174)
Purchases of property and equipment	(10,865)	(8,019)	(8,240)
Acquisition of assets, net		(8,788)	(1,020)
Acquisition of assets, net	(2,284)
Proceeds from sale of fixed assets	25	19
Net cash used in investing activities	(30,298)	(16,788)	(9,260)
Cash Flows From Financing Activities
Net borrowings (payments) under line of credit	41,205	(4,236)	24,117
Change in book overdraft	7,034	(3,454)	(1,117)
Borrowings under notes payable	7,198
Payments under notes payable	(757)	(1,143)	(1,004)
Payments for deferred financing costs	(25)	(104)
Payments of obligations under capital lease	(1,203)	(483)	(450)
Payment of earnout liability	(1,121)
Proceeds from stock issued under stock option plans	762	72	636
Excess tax benefit related to stock option exercises	668	31	289
Common shares repurchased and held in treasury	(2,557)	(922)	(2,631)
Net cash provided by (used in) financing activities	51,204	(10,239)	19,840
Effect of foreign currency on cash flow	(80)	183	849
Net change in cash and cash equivalents	(1,227)	1,496	2,467
Cash and cash equivalents at beginning of the period	10,711	9,215	6,748
Cash and cash equivalents at end of the period	9,484	10,711	9,215
Supplemental Cash Flow Information
Interest paid	2,797	1,829	1,516
Income taxes paid	4,157	1,558	2,446
Supplemental Non-Cash Investing and Financing Activities (Notes 4 and 7)
Purchase of infrastructure system	2,779		1,105
Deferred financing costs	346	1,410
NSPI and DSW acquisitions related:
Fair value of assets, net of cash acquired		13,472	1,510
Cash paid		(8,788)	(1,020)
Liabilities assumed		$ 4,684	$ 490