Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 28, 2020	Mar. 30, 2019
Operating activities
Net earnings	$ 3,292	$ 8,326
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	3,199	2,854
Loss from extinguishment of debt	30	0
(Gain) loss on disposal of property and equipment	(3)	1
Share-based compensation expense	379	514
Inventory write-offs for obsolescence	631	489
Deferred income taxes	(233)	313
Other	(1,137)	(2,367)
Net changes in operating assets and liabilities:
Accounts receivable, net	(4,956)	850
Inventories, net	1,449	(1,507)
Prepaid expenses and other current assets	(1,380)	(3,484)
Trade accounts payable	(617)	628
Other current liabilities	5,642	1,488
Net cash provided by operating activities	6,296	8,105
Investing activities
Capital expenditures	(3,344)	(3,334)
Proceeds from sale of property and equipment	15	29
Net cash used in investing activities	(3,329)	(3,305)
Financing activities
Principal payments on long-term debt	(33)	(1,155)
Repayments of principal upon termination of long-term borrowings	(3,352)	0
Debt issuance costs	(402)	0
Distributions to noncontrolling interests	(25)	(34)
Payments of employee taxes on certain share-based arrangements	(813)	(795)
Net cash used in financing activities	(4,625)	(1,984)
Effect of exchange rate changes on cash and cash equivalents	(2,521)	169
Increase in cash and cash equivalents	(4,179)	2,985
Cash and cash equivalents at beginning of period	86,910	90,159
Cash and cash equivalents at end of period	82,731	93,144
Supplemental disclosure of investing transactions:
Capital expenditures purchased	(3,178)	(1,986)
Supplemental disclosure of financing transactions:
Non-cash extinguishment of long-term debt facility (see Note 7)	(7,020)	0
Non-cash refinancing of revolving facility (see Note 7)	$ 7,020	$ 0