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Debt (Tables) | 6 Months Ended
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Dec. 31, 2023
Debt Instruments [Abstract] |
Schedule of Long-term Debt Instruments | Long-term debt consisted of the following senior secured credit facilities (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, | ​ | June 30,
​ | ​ | 2023 | ​ | 2023
Senior Secured Notes due 2028 | ​ | $ | 404,950 | ​ | $ | 404,950
Term Loan B | ​ |  | 303,333 | ​ |  | 303,333
Total principal | ​ |  | 708,283 | ​ |  | 708,283
Unamortized debt discount and issuance costs | ​ |  | (11,910) | ​ |  | (13,206)
Long-term debt | ​ | $ | 696,373 | ​ | $ | 695,077
Schedule of Maturities of Long-term Debt | Scheduled future maturities of long-term debt were as follows (in thousands): ​
​ | ​ | ​ | ​
​ | ​ | Maturity
Fiscal Year | ​ | Payments
2024 (remaining) | ​ | $ | —
2025 | ​ |  | —
2026 | ​ |  | —
2027 | ​ |  | —
2028 | ​ | ​ | 404,950
2029 | ​ | ​ | 303,333
Total | ​ | $ | 708,283
Schedule Of Debt Issuance Costs | The following table summarizes the unamortized debt discount and issuance costs activity for the six months ended December 31, 2023 (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Notes | ​ | Term Loan B | ​ | Revolver | ​ | Total
Unamortized debt discount and issuance costs as of June 30, 2023 | ​ | $ | 5,592 | ​ | $ | 7,614 | ​ | $ | 6,355 | ​ | $ | 19,561
Amortization of debt discount and issuance costs | ​ |  | (558) | ​ |  | (738) | ​ |  | (1,014) | ​ |  | (2,310)
Unamortized debt discount and issuance costs as of December 31, 2023 | ​ | $ | 5,034 | ​ | $ | 6,876 | ​ | $ | 5,341 | ​ | $ | 17,251
Schedule of components of interest expense | Interest expense consisted of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended | ​ | Six Months Ended
​ | ​ | December 31, | ​ | December 31,
​ | ​ | 2023 | ​ | 2022 | ​ | 2023 | ​ | 2022
Notes interest expense | ​ | $ | 5,568 | ​ | $ | 5,568 | ​ | $ | 11,136 | ​ | $ | 11,165
Term Loan B interest expense | ​ | ​ | 7,321 | ​ | ​ | 6,450 | ​ | ​ | 14,576 | ​ | ​ | 13,451
Term Loan B debt discount and issuance costs write-off | ​ | ​ | — | ​ | ​ | 1,402 | ​ | ​ | — | ​ | ​ | 4,282
Notes issuance costs write-off | ​ | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 15
Gain on extinguishment of debt | ​ | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (71)
Amortization of debt discount and issuance costs | ​ | ​ | 1,155 | ​ | ​ | 1,190 | ​ | ​ | 2,310 | ​ | ​ | 2,522
Letters of credit fees | ​ | ​ | 2,478 | ​ | ​ | 692 | ​ | ​ | 3,919 | ​ | ​ | 1,419
Other | ​ | ​ | 171 | ​ | ​ | 287 | ​ | ​ | 409 | ​ | ​ | 566
Total | ​ | $ | 16,693 | ​ | $ | 15,589 | ​ | $ | 32,350 | ​ | $ | 33,349

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