LONG-TERM DEBT (Tables)

3 Months Ended

Dec. 31, 2020

Debt Disclosure [Abstract]

Summary of Long-Term Debt

		At December 31, 2020										At September 30, 2020
		Outstanding Balance		Original Issuer Premium		Capitalized Fees & Expenses		Balance Sheet		Coupon Interest Rate		Outstanding Balance		Original Issuer Premium		Capitalized Fees & Expenses		Balance Sheet		Coupon Interest Rate
Senior notes due 2028	(a)	$	1,000,000	$	351	(14,847)		$	985,504	5.75	%	$	1,000,000	$	363	$	(15,376)	$	984,987	5.75	%
Revolver due 2025	(b)	13,493		—		(2,086)		11,407		Variable		12,858		—		(2,209)		10,649		Variable
Finance lease - real estate	(d)	16,576		—		(23)		16,553		Variable		17,218		—		(30)		17,188		Variable
Non US lines of credit	(e)	664		—		(28)		636		Variable		—		—		(30)		(30)		Variable
Non US term loans	(e)	31,165		—		(150)		31,015		Variable		31,086		—		(160)		30,926		Variable
Other long term debt	(f)	3,472		—		(16)		3,456		Variable		3,260		—		(16)		3,244		Variable
Totals		1,065,370		351		(17,150)		1,048,571				1,064,422		363		(17,821)		1,046,964
less: Current portion		(11,158)		—		—		(11,158)				(9,922)		—		—		(9,922)
Long-term debt		$	1,054,212	$	351	$	(17,150)	$	1,037,413			$	1,054,500	$	363	$	(17,821)	$	1,037,042

Summary of Interest Expense Incurred

		Three Months Ended December 31, 2020										Three Months Ended December 31, 2019
		Effective Interest Rate (1)		Cash Interest		Amort. Debt Discount		Amort. Debt Issuance Costs & Other Fees		Total Interest Expense		Effective Interest Rate (1)		Cash Interest		Amort. Debt Premium		Amort. Debt Issuance Costs & Other Fees		Total Interest Expense
Senior notes due 2028	(a)	5.4	%	$	14,375	$	—	$	530	$	14,905	n/a		$	—	$	—	$	—	$	—
Senior notes due 2022	(a)	n/a		—		—		—		—		5.7	%	13,125		67		951		14,143
Revolver due 2025	(b)	Variable		129		—		123		252		Variable		1,382		—		232		1,614
Finance lease - real estate	(d)	Variable		232		—		6		238		5.6	%	61		—		6		67
Non US lines of credit	(e)	Variable		3		—		4		7		Variable		4		—		4		8
Non US term loans	(e)	Variable		171		—		17		188		Variable		272		—		12		284
Other long term debt	(f)	Variable		107		—		—		107		Variable		160		—		—		160
Capitalized interest				(7)		—		—		(7)				(65)		—		—		(65)
Totals				$	15,010	$	—	$	680	$	15,690			$	14,939	$	67	$	1,205	$	16,211

(1) n/a = not applicable