Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Apr. 01, 2017
Cash flows from operating activities:
Net income	$ 1,051	$ 550
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
Depreciation and amortization	414	397
Share-based compensation expense	112	203
Provision for losses on accounts receivable	162	161
Deferred income tax expense	91	98
Changes in assets and liabilities:
Accounts receivable	(6,078)	663
Prepaid expenses and other current assets	(2)	(21)
Net of transit accounts receivable and payable	(1,243)	217
Accounts payable and accrued expenses	(1,212)	(607)
Accrued payroll and related costs	(70)	51
Income taxes payable	(269)	157
Total adjustments	(8,095)	1,319
Net cash (used in) provided by operating activities	(7,044)	1,869
Cash flows from investing activities:
Property and equipment acquired	(289)	(92)
Decrease in deposits	(11)
Net cash used in investing activities	(300)	(92)
Cash flows from financing activities:
Borrowings under line of credit	23,716	22,058
Repayments under line of credit	(18,982)	(23,644)
Issuance of stock for employee stock purchase plan	194	192
Common stock repurchases		(365)
Contingent consideration paid		(8)
Net cash provided by (used in) financing activities	4,928	(1,767)
Effect of exchange rate changes on cash and cash equivalents	17	4
(Decrease) increase in cash and cash equivalents	(2,399)	14
Cash and cash equivalents at beginning of period	2,851	279
Cash and cash equivalents at end of period	452	293
Supplemental cash flow information:
Interest	167	113
Income taxes	$ 304	$ 98