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Derivative Financial Instruments (Narrative) (Details)
$ in Thousands
12 Months Ended
Apr. 30, 2024
USD ($)
defined_fixing_instrument
Apr. 30, 2023
USD ($)
May 28, 2021
USD ($)
instrument
Cash Flow Hedging      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months $ 6,800    
Gain (Loss) on Derivative Instruments [Member] | Cash Flow Hedging      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax (7,400) $ (3,800)  
Other Comprehensive Income (Loss) [Member] | Cash Flow Hedging      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax $ 4,300 $ 3,900  
Interest Rate Swap [Member]      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Derivative, Fixed Interest Rate     0.53%
Interest Rate Swap [Member]      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Derivative, Number of Instruments Held | instrument     4
Derivative, Notional Amount     $ 200,000
Foreign Exchange Future | Not Designated as Hedging Instrument      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Derivative Instrument, Number Of Defined Fixing Instruments | defined_fixing_instrument 48    
Derivative, Forward Exchange Rate 18.25    
Derivative Instrument, Cumulative Profit, Maximum $ 1,800    
Foreign Exchange Future | Not Designated as Hedging Instrument | Minimum [Member]      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Derivative, Spot Rate 18.25    
Foreign Exchange Future | Not Designated as Hedging Instrument | Maximum [Member]      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Derivative, Spot Rate 19.00    
Foreign Exchange Forward | Not Designated as Hedging Instrument | Prepaid Expenses and Other Current Assets      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Derivative Liability, Fair Value, Gross Liability $ 1,500