Condensed Consolidated Statement of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended		12 Months Ended
	Jun. 30, 2023	Jun. 30, 2023	Jul. 01, 2022	Dec. 31, 2022	Dec. 31, 2021
Statement of Cash Flows [Abstract]
Net earnings	$ 5,255	$ 4,486	$ 7,649
Adjustments to reconcile net earnings to net cash provided by (used in) operating activities:
Depreciation and amortization		26,444	17,654
Amortization of debt issuance costs		2,317	1,024
Provision for doubtful accounts		1,125	263
Net loss (gain) on disposition of assets	449	418	56
Program Inventory Impairment	596	596	0	$ 44,500
Net (gain) loss on derivative instruments		(206)	1,646
Stock compensation expense	1,925	3,928	4,811
Non-cash consideration received for blade exchange		0	(827)
Deferred income taxes		1,043	2,050
Changes in assets and liabilities, excluding effects of acquisitions/divestitures:
Accounts receivable		(14,868)	(5,430)
Increase (Decrease) in Contract with Customer, Asset		6,816	2,936
Inventories		(21,094)	(23,849)
Income tax refunds receivable		10,332	(2,484)
Operating Right-of-Use Assets		1,264	1,748
Other assets		(3,713)	(2,493)
Accounts payable - trade		1,502	(9,701)
Contract liabilities		2,853	(38)
Operating Lease Liabilities		(1,396)	(1,703)
Other current liabilities		(4,059)	(8,635)
Income taxes payable		928	(160)
Pension liabilities		2,004	(8,873)
Increase (Decrease) in Other Noncurrent Liabilities		(1,914)	(2,598)
Net cash provided by operating activities		18,806	(26,954)
Cash flows from investing activities:
Expenditures for property, plant & equipment		(12,836)	(10,520)
Payments to Acquire Investments		0	(10,000)
Payments to Acquire Businesses, Net of Cash Acquired		1,487	0
Other, net		(1,020)	1,341
Net cash used in investing activities		(15,343)	(19,179)
Cash flows from financing activities:
Proceeds from (Repayments of) Other Long-Term Debt		(79,000)	0
Proceeds from (Repayments of) Lines of Credit		100,000	0
Purchase of treasury shares	0	(503)	(698)
Dividends paid		(11,233)	(11,163)
Payments of Debt Issuance Costs		(4,402)	(4,236)
Other, net		1,645	2,319
Net cash provided by (used in) financing activities		6,507	(13,778)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect		9,970	(59,911)
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents		159	(645)
Cash and cash equivalents at beginning of period					$ 140,800
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	34,283	34,283		24,154
Cash and cash equivalents at end of period	34,283	34,283	80,244	$ 24,154
Net earnings	$ 5,255	$ 4,486	$ 7,649