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v3.23.2

Fair Value of Financial Instruments and Long Term Debt - Carrying Value of Long-term Debt (Details) $ in Thousands | 12 Months Ended
--- | ---
Apr. 30, 2023 USD ($) installment_payment | Apr. 30, 2022 USD ($) installment_payment
Debt Instrument |  |
Finance lease liabilities (Note 7) | $ 95,072 | $ 74,234
Long-term debt | 1,580,000 |
Debt issuance costs | (1,698) | (1,990)
Total | 1,673,374 | 1,687,869
Less current maturities | 52,861 | 24,466
Long-term debt and finance lease obligations, net of current maturities | $ 1,620,513 | $ 1,663,403
Senior Notes | 3.67% Senior Notes (Series A) due in 7 installments beginning June 17, 2022, and ending June 15, 2028 |  |
Debt Instrument |  |
Interest rate | 3.67% | 3.67%
Number of payments | installment_payment | 7 | 7
Long-term debt | $ 135,000 | $ 150,000
Senior Notes | 3.75% Senior Notes (Series B) due in 7 installments beginning December 17, 2022 and ending December 18, 2028 |  |
Debt Instrument |  |
Interest rate | 3.75% | 3.75%
Number of payments | installment_payment | 7 | 7
Long-term debt | $ 45,000 | $ 50,000
Senior Notes | 3.65% Senior Notes (Series C) due in 7 installments beginning May 2, 2025 and ending May 2, 2031 |  |
Debt Instrument |  |
Interest rate | 3.65% | 3.65%
Number of payments | installment_payment | 7 | 7
Long-term debt | $ 50,000 | $ 50,000
Senior Notes | 3.72% Senior Notes (Series D) due in 7 installments beginning October 28, 2025 and ending October 28, 2031 |  |
Debt Instrument |  |
Interest rate | 3.72% | 3.72%
Number of payments | installment_payment | 7 | 7
Long-term debt | $ 50,000 | $ 50,000
Senior Notes | 3.51% Senior Notes (Series E) due June 13, 2025 |  |
Debt Instrument |  |
Interest rate | 3.51% |
Long-term debt | $ 150,000 | 150,000
Senior Notes | 3.77% Senior Notes (Series F) due August 22, 2028 |  |
Debt Instrument |  |
Interest rate | 3.77% |
Long-term debt | $ 250,000 | 250,000
Senior Notes | 2.85% Senior Notes (Series G) due August 7, 2030 |  |
Debt Instrument |  |
Interest rate | 2.85% |
Long-term debt | $ 325,000 | 325,000
Senior Notes | 2.96% Senior Notes (Series H) due August 6, 2032 |  |
Debt Instrument |  |
Interest rate | 2.96% |
Long-term debt | $ 325,000 | 325,000
Line of Credit | Term Loan Facility |  |
Debt Instrument |  |
Long-term debt | $ 250,000 | $ 265,625

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