Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as current. Excludes lease obligation.

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Significant Accounting Policies - Variable Interest Entities (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Mar. 31, 2025	Aug. 01, 2024	Mar. 31, 2024	Mar. 06, 2024	Mar. 31, 2023
Variable Interest Entity
Cash and cash equivalents	$ 8,505	$ 5,649
Prepaid expenses and other current assets	36,624	63,651
Property, plant and equipment, net	2,091,747	2,066,847
Accrued expenses and other payables	(184,184)	(135,233)
Current maturities of long-term debt	(11,457)	(8,805)
Long-term debt, net	(3,223,126)	(2,961,703)
Redeemable noncontrolling interest	(559)	(424)		$ 0
Partnership's equity in VIEs	296,565	(145,849)		$ (448,070)		$ (767,429)
Nonrelated Party
Variable Interest Entity
Accounts payable	(495,180)	(461,980)
Related Party
Variable Interest Entity
Accounts receivable-affiliates	313	730
Accounts payable	(1)	(102)
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity
Cash and cash equivalents	96	14
Prepaid expenses and other current assets	281	108
Property, plant and equipment, net	15,527	15,984
Accrued expenses and other payables	(225)	(190)
Current maturities of long-term debt	(1,957)	(1,805)
Long-term debt, net	(7,867)	(9,818)
Redeemable noncontrolling interest	(559)	(424)
Partnership's equity in VIEs	5,563	3,980
Variable Interest Entity, Primary Beneficiary \| Nonrelated Party
Variable Interest Entity
Accounts payable	(45)	(24)
Variable Interest Entity, Primary Beneficiary \| Related Party
Variable Interest Entity
Accounts receivable-affiliates	$ 312	$ 135
Parent Co
Variable Interest Entity
Parent ownership percentage in aviation entity		90.00%	51.00%		51.00%
Noncontrolling Interests
Variable Interest Entity
Noncontrolling interest ownership percentage in aviation entity		10.00%