v3.24.2

Supplemental Disclosure of Cash Flow Information (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash paid during the period for:
Interest (net of amount capitalized)	$ 73.7	$ 74.1
Non-cash investing activities:
Accounts payable and PPE	32.1	30.5
Right-of-use asset obtained in exchange for lease obligations	9.4	1.0
Gas stored underground and PPE	$ 0.0	$ 47.8

Noncash Or Part Noncash, Gas Stored Underground And Property, Plant, And Equipment

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- Definition

Future cash outflow to pay for purchases of fixed assets that have occurred.

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Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.

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Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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