Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended			24 Months Ended
	Sep. 25, 2022	Sep. 26, 2021	Sep. 27, 2020	Sep. 26, 2021
Cash provided by operating activities:
Net income (loss)	$ 97	$ 24,792	$ (130)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	36,544	42,841	36,133
Curtailment gain	(1,027)	(23,830)	0
Pension withdrawal cost	2,335	12,862	0
Stock compensation expense	1,337	854	1,294
Asset loss (gain) on sales, impairments and other, net	9,716	8,214	(5,403)
Deferred income taxes	(4,377)	5,160	(4,691)
Debt financing and administrative costs	0	0	11,966
Pension contributions	(112)	(965)	(6,215)
Return of collateral on (Payments to collateralize) letters of credit	2,451	1,686	(11,502)
Other, net	(2,015)	(1,253)	319
Changes in operating assets and liabilities, net of acquisitions:
(Increase) Decrease in receivables and contract sales	(2,614)	(12,472)	26,908
(Increase) Decrease in inventories and other	(3,088)	1,237	2,724
(Decrease) increase in accounts payable, unearned revenue and other accrued liabilities	(14,645)	4,731	(8,341)
(Decrease) increase in pension, postretirement and postemployment benefit obligations	(21,449)	(2,667)	(2,950)
Change in income taxes payable	(236)	(8,418)	7,123
Other	512	(2,694)	2,634
Net cash provided by operating activities	3,429	50,078	49,869
Cash provided by (required for) investing activities:
Purchases of property and equipment	(7,536)	(7,479)	(8,096)
Proceeds from sales of assets	14,835	4,616	21,710
Acquisitions, net of cash acquired	0	0	(130,985)
Distributions greater (less) than earnings of TNI and MNI	(576)	1,038	(329)
Other, net	(386)	(453)	(476)
Net cash provided by (required for) investing activities	6,337	(2,278)	(118,176)
Cash (required for) provided by financing activities:
Proceeds from long-term debt	0	0	576,000
Payments on long-term debt	0	0	(443,627)
Principal payments on long-term borrowings	(20,062)	(55,674)	(37,710)
Debt financing and administrative costs paid	0	0	(684)
Sale (purchases) of common stock transactions	369	253	(584)
Net cash (required for) provided by financing activities	(19,693)	(55,421)	93,395
Net (decrease) increase in cash and cash equivalents	(9,927)	(7,621)	25,088
Cash and cash equivalents:
Beginning of year	26,112	33,733	8,645	$ 8,645
End of year	$ 16,185	$ 26,112	$ 33,733	$ 26,112