QED sale (Details) - USD ($) $ in Thousands		3 Months Ended
	Mar. 10, 2023	Apr. 01, 2023	Apr. 02, 2022	Dec. 31, 2022
Disposal (Line Items)
Due from buyer on sale of business	$ 134,800
Proceeds from sale of business		$ (133,527)	$ 0
Carrying value of net assets	148,500
Liabilities held-for-sale		11,617		$ 10,637
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal		13,600
Discontinued Operation, Tax (Expense) Benefit from Provision for (Gain) Loss on Disposal		17,000
Goodwill, Impaired, Accumulated Impairment Loss		88,900
Goodwill, Written off Related to Sale of Business Unit	89,271	$ 89,300
QED [Member]
Disposal (Line Items)
Business Combination, Consideration Transferred	137,500
Business Exit Costs	1,602
Business Combination, Consideration Transferred, Other	(1,465)
Business Exit Costs	(2,780)
Due from buyer on sale of business	134,857
Increase (Decrease) in Deposit Assets	1,330
Proceeds from sale of business	(133,527)
Accounts Receivable	4,818
Inventory	8,658
Other current assets	5,743
Property, Plant and Equipment, net	2,663
Goodwill	89,271
Intangible assets, net	48,661
ROU assets	806
Other assets	37
Total assets-held-for sale	160,657
Accounts payable	1,340
Short term lease obligations	271
Accrued expenses	6,922
Payroll and related costs	1,557
Long-term liabilities	517
Other long term liabilities	1,551
Liabilities held-for-sale	$ 12,158