Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013
Cash flows from operating activities:
Net income	$ 5,097	$ 3,572
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	885	829
Changes in fair value of contingent consideration		(92)
Stock-based compensation expense	551	515
Provision for allowance for doubtful accounts	850	(519)
Deferred income tax expense	1,292	518
Changes in assets and liabilities:
Accounts receivable	(5,645)	(11,055)
Transit accounts receivable	(2,984)	4,641
Prepaid expenses and other current assets	(426)	682
Accounts payable and accrued expenses	(968)	5,178
Transit accounts payable	3,115	(6,180)
Accrued payroll and related costs	(882)	1,764
Income taxes payable	299	887
Total adjustments	(3,913)	(2,832)
Net cash provided by (used in) operating activities	1,184	740
Cash flows from investing activities:
Property and equipment acquired	(1,952)	(1,071)
Decrease in deposits	(71)	41
Net cash used in investing activities	(2,023)	(1,030)
Cash flows from financing activities:
Sale of stock for employee stock purchase plan	339	259
Exercise of stock options	266	98
Common stock repurchases		(83)
Contingent consideration paid	(313)
Net cash provided by financing activities	292	274
Effect of exchange rate changes on cash and cash equivalents	(465)	(58)
Decrease in cash and cash equivalents	(1,012)	(74)
Cash and cash equivalents at beginning of period	9,317	14,123
Cash and cash equivalents at end of period	8,305	14,049
Cash paid for:
Interest	51	46
Income taxes	1,346	250
Non-cash investing activities:
Contingent consideration recorded, not yet paid, as part of business acquisition	765
Fixed assets acquired in acquisition	$ 26