Note O - Derivative Financial Instruments (Details Textual) $ in Thousands, € in Millions	3 Months Ended
	Mar. 29, 2024 USD ($)	Jun. 30, 2023 USD ($)	Dec. 29, 2023 USD ($)	Sep. 29, 2023 USD ($)	Mar. 31, 2023 USD ($)	Dec. 30, 2022 USD ($)	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 EUR (€)
Equity, Including Portion Attributable to Noncontrolling Interest	$ 146,944	$ 145,517	$ 145,910	$ 140,175	$ 138,619	$ 133,765	$ 124,768	$ 131,188
Cash Flow Hedge Gain (Loss) to be Reclassified within 12 Months	$ 230
Interest Rate Swap [Member]
Derivative, Number of Instruments Held	1
Interest Rate Swap [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Bank of Montreal [Member]
Derivative, Notional Amount	$ 10,000	20,000
Equity, Including Portion Attributable to Noncontrolling Interest	539	688
Euro Denominated Revolving Loan [Member] | Net Investment Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative, Notional Amount | €									€ 13
Derivative, Gain (Loss) on Derivative, Net	$ (1,348)	$ (1,272)