Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 27, 2020	Jun. 29, 2019
Cash flows from operating activities:
Net loss attributable to Cohu	$ (22,016)	$ (41,966)
Net loss attributable to noncontrolling interest	0	(80)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Gain on disposal of discontinued operation	(35)	0
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	3,949	0
Loss on disposal of assets	112	237
Depreciation and amortization	26,038	30,143
Share-based compensation expense	7,014	7,355
Amortization of inventory step-up and inventory related charges	1,675	5,245
Deferred income taxes	(4,855)	(7,460)
Increase in accrued retiree medical benefits	452	443
Changes in other accrued liabilities	(291)	2,693
Changes in other assets	1,246	(971)
Amortization of cloud-based software implementation costs	513	0
Interest capitalized associated with cloud computing implementation	(76)	0
Amortization of debt discounts and issuance costs	592	546
Changes in current assets and liabilities:
Customer advances	5,588	(544)
Accounts receivable	6,439	14,746
Inventories	(13,130)	(2,499)
Other current assets	(359)	(8,609)
Accounts payable	6,788	4,019
Deferred profit	1,934	1,266
Income taxes payable	(181)	(4,097)
Accrued compensation, warranty and other liabilities	(7,994)	(5,240)
Operating lease right-of-use assets	3,517	0
Current and long-term operating lease liabilities	(3,631)	0
Net cash provided by (used in) operating activities	13,289	(4,773)
Cash flows from investing activities:
Net cash received from sale of fixtures services business	2,975	0
Cash received from sale of fixed assets	2,525	811
Purchases of property, plant and equipment	(7,963)	(8,397)
Net cash used in investing activities	(2,463)	(7,586)
Cash flows from financing activities:
Cash dividends paid	(4,971)	(4,893)
Issuance (repurchases) of common stock, net	206	(1,099)
Proceeds from revolving line of credit and construction loans	4,345	0
Repayments of long-term debt	(2,162)	(2,611)
Net cash used in financing activities	(2,582)	(8,603)
Effect of exchange rate changes on cash and cash equivalents	(1,446)	(195)
Net increase (decrease) in cash and cash equivalents	6,798	(21,157)
Cash and cash equivalents including discontinued operations at beginning of period	155,930	164,921
Cash and cash equivalents including discontinued operations at end of period	162,728	143,764
Cash held by discontinued operations at end of period	0	(750)
Cash and cash equivalents from continuing operations at end of period	162,728	143,014
Supplemental disclosure of cash flow information:
Cash paid for income taxes	2,103	10,690
Inventory capitalized as property, plant and equipment	339	195
Dividends declared but not yet paid	0	2,466
Property, plant and equipment purchases included in accounts payable	2,327	938
Capitalized cloud computing service costs included in accounts payable	2,265	1,477
Cash paid for interest	$ 10,842	$ 10,088