Schedule of Assets and Liabilities Measured at Fair Value on Nonrecurring Basis (Details) - USD ($) $ in Thousands	Sep. 30, 2021		Sep. 30, 2020		Sep. 30, 2019
Defined Benefit Plan Disclosure [Line Items]
Property and equipment	$ 2,044		$ 6,042
Indefinite-lived intangibles	2,008		656
Goodwill	2,096		5,883
Goodwill	39,379		45,686		$ 53,630
Operating lease right-of-use assets	491	[1]	27,310	[2]
Operating lease liabilities	(491)	[1]	(28,551)	[2]
Asset held for sale	3,007
Other assets (equity securities)			84
Property and equipment, net (including held for sale)	(175,952)		(181,383)
Indefinite-lived intangibles	(67,424)		(72,547)		(74,812)
Operating lease right-of-use assets	(24,308)		(25,546)
Operating lease right-of-use assets	24,308		25,546
Unrealized Gain (Loss/Impairments) Recognized [Member]
Defined Benefit Plan Disclosure [Line Items]
Goodwill	(6,307)		(7,944)		(1,638)
Property and equipment, net (including held for sale)	(2,202)		(302)		(4,224)
Indefinite-lived intangibles	(5,296)		(2,265)		(178)
Operating lease right-of-use assets			(104)
Operating lease right-of-use assets			104
Other assets (equity securities)	(84)		(64)		$ (612)
Fair Value, Inputs, Level 1 [Member]
Defined Benefit Plan Disclosure [Line Items]
Property and equipment
Indefinite-lived intangibles
Goodwill		[1]
Operating lease right-of-use assets		[1]		[2]
Operating lease liabilities		[1]		[2]
Asset held for sale
Other assets (equity securities)			84
Fair Value, Inputs, Level 2 [Member]
Defined Benefit Plan Disclosure [Line Items]
Property and equipment
Indefinite-lived intangibles
Goodwill
Goodwill
Operating lease right-of-use assets		[1]		[2]
Operating lease liabilities		[1]		[2]
Asset held for sale	3,007
Other assets (equity securities)
Fair Value, Inputs, Level 3 [Member]
Defined Benefit Plan Disclosure [Line Items]
Property and equipment	2,044		6,042
Indefinite-lived intangibles	2,008		656
Goodwill			5,883
Goodwill	2,096
Operating lease right-of-use assets	491	[1]	27,310	[2]
Operating lease liabilities	(491)	[1]	(28,551)	[2]
Asset held for sale
Other assets (equity securities)

[1] Measured at the lease modification dates.

[2] Measured at October 1, 2019, upon the adoption of ASC 842.