Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Dec. 26, 2021	Sep. 26, 2021
ASSETS
Cash and cash equivalents	$ 18,585	$ 26,112
Accounts receivable and contract assets, net	73,193	65,070
Inventories	6,340	6,297
Prepaid and other current assets	10,193	11,320
Total current assets	108,311	108,799
Associated companies	27,306	26,682
Other	6,281	6,065
Total investments	33,587	32,747
Land and improvements	14,562	16,576
Buildings and improvements	92,986	106,890
Equipment	210,636	228,817
Construction in process	4,450	2,813
Property, Plant and Equipment, Gross, Ending Balance	322,634	355,096
Less accumulated depreciation	243,542	271,830
Property and equipment, net	79,092	83,266
Operating lease right-of-use assets	62,632	65,682
Goodwill	330,204	330,204
Other intangible assets, net	150,901	156,671
Other	13,118	13,632
Total assets	831,849	843,551
Current liabilities:
Current portion of lease liabilities	8,671	8,612
Current maturities of long-term debt	0	6,112
Accounts payable	28,012	20,420
Compensation and other accrued liabilities	43,648	45,076
Unearned revenue	61,281	61,404
Total current liabilities	141,612	141,624
Long-term debt, net of current maturities	462,554	476,504
Operating lease liabilities	54,563	57,683
Pension obligations	25,727	22,444
Postretirement and postemployment benefit obligations	11,564	11,008
Deferred income taxes	38,957	40,295
Income taxes payable	8,840	9,174
Other	24,927	28,121
Total liabilities	768,744	786,853
Stockholders' equity:
Serial convertible preferred stock, no par value; authorized 500 shares; none issued	0	0
Additional paid-in capital	257,863	258,063
Accumulated deficit	(233,086)	(245,744)
Accumulated other comprehensive income	36,075	42,187
Total stockholders' equity	60,912	54,565
Non-controlling interests	2,193	2,133
Total equity	63,105	56,698
Total liabilities and equity	831,849	843,551
Common Class A [Member]
Stockholders' equity:
Common Stock	60	59
Common Class B [Member]
Stockholders' equity:
Common Stock	0	0
Pension Plan [Member]
ASSETS
Retirement plan assets, net	36,121	35,855
Postretirement Health Coverage [Member]
ASSETS
Retirement plan assets, net	$ 17,883	$ 16,695