The current portion of long-term debt at March 31, 2024 and December 31, 2023 consisted of the following: | | | | | | | | | | | | | March 31, 2024 | | December 31, 2023 | | Current portion of senior secured term loan A facility due 2028 | $ | 25.0 | | | $ | 25.0 | | | Current portion of senior secured term loan B facility due 2030 | 5.7 | | | 5.7 | | Revolving credit facility | 29.0 | | | — | | | Debt issuance discount and fees | (4.7) | | | (4.6) | | | Total short-term borrowings and current portion of long-term debt | $ | 55.0 | | | $ | 26.1 | |
Long-term debt at March 31, 2024 and December 31, 2023 consisted of the following: | | | | | | | | | | | | | March 31, 2024 | | December 31, 2023 | 7.5% senior notes due 2030 | $ | 570.0 | | | $ | 570.0 | | | Senior secured term loan A due 2028 | 456.3 | | | 462.5 | | | Senior secured term loan B due 2030 | 560.0 | | | 561.5 | | | Debt issuance discount and fees | (26.9) | | | (28.1) | | | Total long-term debt | $ | 1,559.4 | | | $ | 1,565.9 | |
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