Long-Term Debt (Tables)

9 Months Ended

Sep. 30, 2024

Debt Disclosure [Abstract]

Summary of Debt

As of September 30, 2024 and December 31, 2023, long-term debt consisted of the following (in millions):

	September 30, 2024						December 31, 2023
	Outstanding Principal		Premium (Discount)		Long-Term Debt		Outstanding Principal		Premium (Discount)		Long-Term Debt
Revolving Credit Facility due 2027	$	—	$	—	$	—	$	—	$	—	$	—
AR Facility due 2025 (1)	260.0		—		260.0		300.0		—		300.0
ENLK’s 4.40% Senior unsecured notes due 2024	—		—		—		97.9		—		97.9
ENLK’s 4.15% Senior unsecured notes due 2025	421.6		—		421.6		421.6		—		421.6
ENLK’s 4.85% Senior unsecured notes due 2026	491.0		(0.1)		490.9		491.0		(0.2)		490.8
ENLC’s 5.625% Senior unsecured notes due 2028	500.0		—		500.0		500.0		—		500.0
ENLC’s 5.375% Senior unsecured notes due 2029	498.7		—		498.7		498.7		—		498.7
ENLC’s 6.50% Senior unsecured notes due 2030	1,000.0		(2.4)		997.6		1,000.0		(2.7)		997.3
ENLC’s 5.650% Senior unsecured notes due 2034	500.0		(1.9)		498.1		—		—		—
ENLK’s 5.60% Senior unsecured notes due 2044	340.0		(0.2)		339.8		350.0		(0.2)		349.8
ENLK’s 5.05% Senior unsecured notes due 2045	413.4		(4.4)		409.0		450.0		(5.0)		445.0
ENLK’s 5.45% Senior unsecured notes due 2047	448.2		(0.1)		448.1		500.0		(0.1)		499.9
Debt classified as long-term, including current maturities of long-term debt	$	4,872.9	$	(9.1)	4,863.8		$	4,609.2	$	(8.2)	4,601.0
Debt issuance cost (2)					(32.3)						(32.1)
Less: Current maturities of long-term debt (3)(4)(5)					(681.3)						(97.9)
Long-term debt, net of unamortized issuance cost					$	4,150.2					$	4,471.0

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(1)The effective interest rate was 5.9% and 6.4% at September 30, 2024 and December 31, 2023, respectively.

(2)Net of accumulated amortization of $23.8 million and $20.0 million at September 30, 2024 and December 31, 2023, respectively.

(3)The outstanding balance, net of debt issuance costs, of ENLK’s 4.40% senior unsecured notes due 2024 are classified as “Current maturities of long-term debt” in the consolidated balance sheet as of December 31, 2023 as these notes matured on April 1, 2024.

(4)The outstanding balance, net of debt issuance costs, of ENLK’s 4.15% senior unsecured notes are classified as “Current maturities of long-term debt” in the consolidated balance sheet as of September 30, 2024 as these notes mature on June 1, 2025.

(5)The AR Facility is classified as “Current maturities of long-term debt” in the consolidated balance sheet as of September 30, 2024 as the AR Facility is scheduled to terminate on August 1, 2025.