CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands		12 Months Ended
		Jul. 30, 2022	Jul. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income		$ 26,830	$ 19,994
Other comprehensive income (loss):
Unrealized gain on interest rate swaps, net of tax	[1]	3,398	1,428
Amortization of pension actuarial loss, net of tax	[2]	233	409
Pension remeasurement, net of tax	[3]	3,012	(2,559)
Pension settlement loss, net of tax	[4]	8,556	409
Total other comprehensive income (loss)		15,199	(313)
Comprehensive income		$ 42,029	$ 19,681

[1] (1)Amounts are net of tax of $1,505 and $604 for 2022 and 2021, respectively.

[2] Amounts are net of tax of $102 and $179 for 2022 and 2021, respectively. All amounts are reclassified from accumulated other comprehensive loss to operating and administrative expense.

[3] Amounts are net of tax of $1,349 and $1,484 for 2022 and 2021, respectively.

[4] Amounts are net of tax of $3,785 and $178 for 2022 and 2021, respectively. All amounts are reclassified from accumulated other comprehensive loss to operating and administrative expense.