Consolidated Balance Sheet - USD ($)	Mar. 31, 2019	Sep. 30, 2018
Current assets:
Cash and cash equivalents	$ 16,665,000	$ 5,380,000
Accounts receivable, net	43,677,000	43,711,000
Inventory	4,068,000	5,684,000
Other	4,240,000	4,567,000
Total current assets	68,650,000	59,342,000
Investments:
Associated companies	29,056,000	29,216,000
Other	10,827,000	10,958,000
Total investments	39,883,000	40,174,000
Property and equipment:
Land and improvements	17,224,000	17,432,000
Buildings and improvements	149,802,000	150,376,000
Equipment	270,960,000	276,332,000
Construction in process	2,255,000	1,710,000
Property, plant and equipment, gross	440,241,000	445,850,000
Less accumulated depreciation	352,304,000	353,522,000
Property and equipment, net	87,937,000	92,328,000
Goodwill	250,162,000	246,176,000
Other intangible assets, net	115,005,000	119,819,000
Medical plan assets, net	16,277,000	16,157,000
Other	1,520,000	1,415,000
Total assets	579,434,000	575,411,000
Current liabilities:
Current maturities of long-term debt	7,318,000	7,027,000
Accounts payable	13,661,000	12,747,000
Compensation and other accrued liabilities	17,198,000	19,641,000
Accrued Interest	2,224,000	2,031,000
Unearned revenue	25,325,000	23,895,000
Total current liabilities	65,726,000	65,341,000
Long-term debt, net of current maturities	453,608,000	460,777,000
Pension obligations	25,332,000	26,745,000
Postretirement and postemployment benefit obligations	2,608,000	2,580,000
Deferred income taxes	39,216,000	39,108,000
Income taxes payable	7,112,000	6,559,000
Warrants and other	13,751,000	10,561,000
Total liabilities	607,353,000	611,671,000
Stockholders' equity (deficit):
Serial convertible preferred stock, no par value; authorized 500 shares; none issued	0	0
Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract]
Additional paid-in capital	254,185,000	253,511,000
Accumulated deficit	(272,008,000)	(279,691,000)
Accumulated other comprehensive income	(11,990,000)	(11,746,000)
Total stockholders' deficit	(29,236,000)	(37,354,000)
Non-controlling interests	1,317,000	1,094,000
Total deficit	(27,919,000)	(36,260,000)
Total liabilities and deficit	579,434,000	575,411,000
Common Stock [Member]
Stockholders' equity (deficit):
Common Stock	577,000	572,000
Common Class B [Member]
Stockholders' equity (deficit):
Common Stock	$ 0	$ 0