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v3.24.1.u1

Debt - Narrative (Details) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Mar. 31, 2024 USD ($) | Mar. 31, 2023 USD ($) | Mar. 31, 2024 USD ($) | Mar. 31, 2023 USD ($) | Apr. 14, 2023 USD ($)
Debt Instrument [Line Items] |  |  |  |  |
Interest costs | $ 13,300,000 | $ 15,000,000 | $ 39,800,000 | $ 41,100,000 |
Interest costs, capitalized | 400,000 | $ 500,000 | $ 1,200,000 | $ 1,000,000 |
Letter of Credit |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Commitment fee rate |  |  | 0.25% |  |
Letter of credit fees |  |  | 1.75% |  |
Letter of Credit | London Interbank Offered Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate margin |  |  | 1.75% |  |
Letter of Credit | Base Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate margin |  |  | 0.75% |  |
Maximum | Letter of Credit |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Commitment fee rate |  |  | 0.375% |  |
Letter of credit fees |  |  | 2.50% |  |
Maximum | Letter of Credit | London Interbank Offered Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate margin |  |  | 2.50% |  |
Maximum | Letter of Credit | Base Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate margin |  |  | 1.50% |  |
Minimum | Letter of Credit |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Commitment fee rate |  |  | 0.25% |  |
Letter of credit fees |  |  | 1.75% |  |
Minimum | Letter of Credit | London Interbank Offered Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate margin |  |  | 1.75% |  |
Minimum | Letter of Credit | Base Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate margin |  |  | 0.75% |  |
Line of Credit |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Credit Agreement available for future borrowings | 348,800,000 |  | $ 348,800,000 |  |
Short-term credit agreement borrowings | $ 0 |  | $ 0 |  |
Borrowing rate | 7.08% |  | 7.08% |  |
Revolving Credit Facility | Line of Credit |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Current borrowing capacity |  |  |  |  | $ 350,000,000
Required interest coverage ratio one |  |  |  |  | 3.00
Required consolidated net leverage ratio |  |  |  |  | 4.00
Revolving Credit Facility | Line of Credit | Maximum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Credit Agreement available for future borrowings |  |  |  |  | $ 300,000,000
Revolving Credit Facility | Line of Credit | Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Credit Agreement available for future borrowings |  |  |  |  | $ 40,000,000
Letter of Credit | Line of Credit |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Letters of credit issued | $ 1,200,000 |  | $ 1,200,000 |  |

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