CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 30, 2019	Mar. 31, 2018
Operating activities
Net cash provided (used) by continuing operations	$ 11,624	$ (1,615)
Net cash provided by discontinued operations	(15)	16
Net cash provided (used) by operating activities	11,609	(1,599)
Investing activities:
Capital expenditures by continuing operations	(63)	(411)
Capital expenditures by discontinued operations	(172)	(289)
Cash proceeds from sale of discontinued operations	24,927
Cash proceeds from sale of property and equipment	5
Net cash provided (used) in investing activities	24,697	(700)
Financing activities:
Borrowings on the revolving bank loan	4,050	9,900
Repayments on the revolving bank loan	(5,450)	(7,700)
Repayments of finance lease obligations	(10)
Payments to acquire treasury stock	(69)
Net cash (used) provided by financing activities	(1,479)	2,200
Net increase (decrease) in cash and cash equivalents	34,827	(99)
Cash and cash equivalents:
Beginning of period	594	507
End of period	35,421	408
Cash paid during the year for:
Interest, net	$ 72	$ 104