Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jul. 02, 2011
Cash flows from operating activities:
Net income	$ 1,564	$ 2,417
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	537	588
Reduction of contingent consideration	(43)
Stock-based compensation expense	54	50
Provision for (reduction of) allowance for doubtful accounts	277	(35)
Deferred income tax expense	268	267
Changes in assets and liabilities:
Accounts receivable	(1,324)	(1,812)
Transit accounts receivable	(1,537)
Prepaid expenses and other current assets	(592)	(434)
Accounts payable and accrued expenses	(900)	(949)
Transit accounts payable	6,050
Accrued payroll and related costs	(185)	(375)
Income taxes payable	493	(24)
Total adjustments	3,098	(2,724)
Net cash provided by (used in) operating activities	4,662	(307)
Cash flows from investing activities:
Property and equipment acquired	(111)	(158)
Increase in deposits	(74)	(12)
Net cash used in investing activities	(185)	(170)
Cash flows from financing activities:
Sale of stock for employee stock purchase plan	61	84
Exercise of stock options	239	77
Common stock repurchases	(4,070)	(909)
Net cash used in financing activities	(3,770)	(748)
Effect of exchange rate changes on cash and cash equivalents	28	9
Increase (decrease) in cash and cash equivalents	735	(1,216)
Cash and cash equivalents at beginning of period	28,417	24,704
Cash and cash equivalents at end of period	29,152	23,488
Cash paid for:
Interest	26	31
Income taxes	$ 1,031	$ 1,681