LONG-TERM DEBT (Tables)

6 Months Ended

Mar. 31, 2023

Debt Disclosure [Abstract]

Summary of Long-Term Debt

		At March 31, 2023										At September 30, 2022
		Outstanding Balance		Original Issuer Premium/(Discount)		Capitalized Fees & Expenses		Balance Sheet		Coupon Interest Rate		Outstanding Balance		Original Issuer Premium/(Discount)		Capitalized Fees & Expenses		Balance Sheet		Coupon Interest Rate
Senior notes due 2028	(a)	$	974,775	$	242	(9,930)		$	965,087	5.75	%	$	974,775	$	266	$	(10,939)	$	964,102	5.75	%
Term Loan B due 2029	(b)	492,000		(1,058)		(8,120)		482,822		Variable		496,000		(1,144)		(8,823)		486,033		Variable
Revolver due 2025	(b)	30,880		—		(982)		29,898		Variable		97,328		—		(1,227)		96,101		Variable
Finance lease - real estate	(c)	12,406		—		—		12,406		Variable		13,091		—		—		13,091		Variable
Non US lines of credit	(d)	2,924		—		(11)		2,913		Variable		—		—		(2)		(2)		Variable
Non US term loans	(d)	12,323		—		(13)		12,310		Variable		12,090		—		(27)		12,063		Variable
Other long term debt	(e)	1,860		—		(12)		1,848		Variable		2,276		—		(13)		2,263		Variable
Totals		1,527,168		(816)		(19,068)		1,507,284				1,595,560		(878)		(21,031)		1,573,651
less: Current portion		(15,720)		—		—		(15,720)				(12,653)		—		—		(12,653)
Long-term debt		$	1,511,448	$	(816)	$	(19,068)	$	1,491,564			$	1,582,907	$	(878)	$	(21,031)	$	1,560,998

Summary of Interest Expense Incurred

		Three Months Ended March 31, 2023										Three Months Ended March 31, 2022
		Effective Interest Rate		Cash Interest		Amort. Debt (Premium)/Discount		Amort. Debt Issuance Costs & Other Fees		Total Interest Expense		Effective Interest Rate		Cash Interest		Amort. Debt Premium		Amort. Debt Issuance Costs & Other Fees		Total Interest Expense
Senior notes due 2028	(a)	6.0	%	$	14,012	$	(12)	$	505	$	14,505	5.9	%	$	14,375	$	(12)	$	518	$	14,881
Term Loan B due 2029	(b)	7.5	%	8,737		43		352		9,132		3.4	%	4,767		30		232		5,029
Revolver due 2025	(b)	Variable		673		—		122		795		Variable		990		—		123		1,113
Finance lease - real estate	(c)	5.6	%	174		—		—		174		5.6	%	192		—		—		192
Non US lines of credit	(d)	Variable		205		—		12		217		Variable		7		—		3		10
Non US term loans	(d)	Variable		—		—		—		—		Variable		185		—		18		203
Other long term debt	(e)	Variable		64		—		1		65		Variable		61		—		—		61
Capitalized interest				(9)		—		—		(9)				(81)		—		—		(81)
Totals				$	23,856	$	31	$	992	$	24,879			$	20,496	$	18	$	894	$	21,408

		Six Months Ended March 31, 2023										Six Months Ended March 31, 2022
		Effective Interest Rate		Cash Interest		Amort. Debt Premium		Amort. Debt Issuance Costs & Other Fees		Total Interest Expense		Effective Interest Rate		Cash Interest		Amort. Debt Premium		Amort. Debt Issuance Costs & Other Fees		Total Interest Expense
Senior notes due 2028	(a)	6.0	%	$	28,024	$	(24)	$	1,010	$	29,010	6.0	%	$	28,750	$	(24)	$	1,036	$	29,762
Term Loan B due 2029	(b)	7.0	%	16,545		86		703		17,334		3.4	%	4,767		30		232		5,029
Revolver due 2025	(b)	Variable		2,017		—		245		2,262		Variable		1,251		—		245		1,496
Finance lease - real estate	(c)	5.6	%	352		—		—		352		5.6	%	390		—		4		394
Non US lines of credit	(d)	Variable		360		—		25		385		Variable		10		—		7		17
Non US term loans	(d)	Variable		—		—		—		—		Variable		351		—		35		386
Other long term debt	(e)	Variable		194		—		1		195		Variable		158		—		1		159
Capitalized interest				(11)		—		—		(11)				(154)		—		—		(154)
Totals				$	47,481	$	62	$	1,984	$	49,527			$	35,523	$	6	$	1,560	$	37,089