Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 28, 2019	Jun. 29, 2018
Cash flows from operating activities:
Net income	$ 14,083	$ 18,888
Less loss from discontinued operations	(6)	(85)
Net income from continuing operations	14,089	18,973
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation expense	1,435	1,204
Amortization expense	553	1,204
Amortization of debt issuance costs	46	46
Non-cash stock compensation expense	3,802	4,412
Provision for doubtful accounts	606	196
Gain on foreign currency translation	(57)	(297)
Release of valuation allowance	1,714	1,860
Changes in assets and liabilities:
Increase in accounts receivable and unbilled revenue	(246)	(1,551)
(Increase) decrease in prepaid expenses and other assets	324	(953)
Decrease in accounts payable	(661)	(34)
Decrease in accrued expenses and other liabilities	(4,311)	(5,895)
Increase (decrease) in income tax payable	744	(4,247)
Net cash provided by operating activities	18,032	14,833
Cash flows from investing activities:
Purchases of property and equipment	(2,819)	(5,161)
Net cash used in investing activities	(2,819)	(5,161)
Cash flows from financing activities:
Proceeds from issuance of common stock	418	387
Proceeds from borrowings	1,000
Repayment of borrowings	(3,000)	(5,500)
Dividends paid	(5,407)	(4,656)
Repurchase of common stock	(5,443)	(4,149)
Net cash used in financing activities	(12,432)	(13,918)
Effect of exchange rate on cash	93	4
Net increase (decrease) in cash and cash equivalents	2,874	(4,242)
Cash at beginning of period	13,808	17,512
Cash at end of period	16,682	13,270
Supplemental disclosure of cash flow information:
Cash paid for income taxes	1,578	5,400
Cash paid for interest	$ 149	$ 296