Note G - Pension and Other Postretirement Benefit Plans - Net Funded Status of Pension and Postretirement Plans (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 27, 2019	Sep. 28, 2018
Pension Plan [Member]
Service cost	$ 212	$ 246
Interest cost	906	1,092
Expected return on plan assets	1,248	1,331
Amortization of transition obligation	(9)	(9)
Amortization of prior service cost	(4)	1
Amortization of actuarial net loss	784	678
Net periodic benefit cost	659	695
Other Postretirement Benefits Plan [Member]
Service cost	4	5
Interest cost	55	76
Amortization of prior service cost	(69)
Amortization of actuarial net loss		(69)
Net periodic benefit cost	$ (10)	$ 12