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Derivative Instruments and Activities (Details) $ in Thousands, € in Millions | 12 Months Ended |
--- | --- | ---
Apr. 30, 2022 USD ($) | Apr. 30, 2021 USD ($) | Apr. 30, 2020 USD ($) | Apr. 30, 2022 EUR (€)
Derivative Instruments and Activities [Abstract] |  |  |  |
Total debt outstanding | $ 787,027 | $ 821,588 |  |
Unamortized debt issuance costs | 300 | 500 |  |
Variable rate loans outstanding | 787,300 |  |  |
Foreign exchange transaction losses | (3,192) | (7,977) | $ 2,773 |
Interest Rate Swaps [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] |  |  |  |
Derivative Instruments and Activities [Abstract] |  |  |  |
Notional Amount | 500 | 400 |  |
Unrecognized gains to be reclassified into net income in the next twelve months | 1,600 |  |  |
Interest Rate Swaps [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | Interest Expense [Member] |  |  |  |
Derivative Instruments and Activities [Abstract] |  |  |  |
Net gains (losses) reclassified from Accumulated Other Comprehensive Loss | (4,200) | (3,700) | $ 400 |
Interest Rate Swaps [Member] | Recurring [Member] | Level 2 [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] |  |  |  |
Derivative Instruments and Activities [Abstract] |  |  |  |
Assets fair value of derivative instrument | 5,800 |  |  |
Liabilities of derivative instrument | 200 | 5,600 |  |
Interest Rate Swaps [Member] | Recurring [Member] | Level 2 [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | Prepaid Expenses and Other Current Assets [Member] |  |  |  |
Derivative Instruments and Activities [Abstract] |  |  |  |
Assets fair value of derivative instrument | 900 |  |  |
Interest Rate Swaps [Member] | Recurring [Member] | Level 2 [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | Other Non-current Assets [Member] |  |  |  |
Derivative Instruments and Activities [Abstract] |  |  |  |
Assets fair value of derivative instrument | $ 4,900 |  |  |
Interest Rate Swaps [Member] | April 2022 Interest Rate Swap Variable Rate Loans [Member] | LIBOR [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] |  |  |  |
Derivative Instruments and Activities [Abstract] |  |  |  |
Hedged Item | Amended and Restated RCA |  |  |
Inception date | Apr. 07, 2022 |  |  |
Nature of Swap | Pay fixed/receive variable |  |  |
Notional Amount | $ 100 | 0 |  |
Fixed Interest Rate | 2.646% |  |  | 2.646%
Term of variable rate | 1 month |  |  |
Term of derivative instrument | 2 years |  |  |
Expiration date | Apr. 15, 2024 |  |  |
Interest Rate Swaps [Member] | April 2021 Interest Rate Swap Variable Rate Loans [Member] | LIBOR [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] |  |  |  |
Derivative Instruments and Activities [Abstract] |  |  |  |
Hedged Item | Amended and Restated RCA |  |  |
Inception date | Apr. 12, 2021 |  |  |
Nature of Swap | Pay fixed/receive variable |  |  |
Notional Amount | $ 100 | 100 |  |
Fixed Interest Rate | 0.50% |  |  | 0.50%
Term of variable rate | 1 month |  |  |
Term of derivative instrument | 3 years |  |  |
Expiration date | Apr. 15, 2024 |  |  |
Interest Rate Swaps [Member] | February 2020 Interest Rate Swap Variable Rate Loans [Member] | LIBOR [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] |  |  |  |
Derivative Instruments and Activities [Abstract] |  |  |  |
Hedged Item | Amended and Restated RCA |  |  |
Inception date | Feb. 26, 2020 |  |  |
Nature of Swap | Pay fixed/receive variable |  |  |
Notional Amount | $ 100 | 100 |  |
Fixed Interest Rate | 1.15% |  |  | 1.15%
Term of variable rate | 1 month |  |  |
Term of derivative instrument | 3 years |  |  |
Expiration date | Mar. 15, 2023 |  |  |
Interest Rate Swaps [Member] | August 2019 Interest Rate Swap (Variable Rate Loans) [Member] | LIBOR [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] |  |  |  |
Derivative Instruments and Activities [Abstract] |  |  |  |
Hedged Item | Amended and Restated RCA |  |  |
Inception date | Aug. 07, 2019 |  |  |
Nature of Swap | Pay fixed/receive variable |  |  |
Notional Amount | $ 100 | 100 |  |
Fixed Interest Rate | 1.40% |  |  | 1.40%
Term of variable rate | 1 month |  |  |
Term of derivative instrument | 3 years |  |  |
Expiration date | Aug. 15, 2022 |  |  |
Interest Rate Swaps [Member] | June 2019 Interest Rate Swap (Variable Rate Loans) [Member] | LIBOR [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] |  |  |  |
Derivative Instruments and Activities [Abstract] |  |  |  |
Hedged Item | Amended and Restated RCA |  |  |
Inception date | Jun. 24, 2019 |  |  |
Nature of Swap | Pay fixed/receive variable |  |  |
Notional Amount | $ 100 | 100 |  |
Fixed Interest Rate | 1.65% |  |  | 1.65%
Term of variable rate | 1 month |  |  |
Term of derivative instrument | 3 years |  |  |
Expiration date | Jul. 15, 2022 |  |  |
Interest Rate Swaps [Member] | April 2016 Interest Rate Swap (Variable Rate Loans) [Member] | LIBOR [Member] |  |  |  |
Derivative Instruments and Activities [Abstract] |  |  |  |
Inception date | Apr. 04, 2016 |  |  |
Notional Amount | $ 350,000 |  |  |
Fixed Interest Rate | 0.92% |  |  | 0.92%
Term of variable rate | 1 month |  |  |
Term of derivative instrument | 3 years |  |  |
Expiration date | May 15, 2019 |  |  |
Forward Exchange Contracts [Member] | Not Designated as Hedging Instrument [Member] |  |  |  |
Derivative Instruments and Activities [Abstract] |  |  |  |
Open derivative contract | $ 38,800 |  |  | € 32
Foreign exchange transaction losses |  | $ (800) |  |

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- Definition Description of the reasons for holding or issuing the derivative instrument. Includes discussion of the objective for holding the instrument, the context needed to understand that objective, and the strategy for achieving the objective. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579240-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 + Details
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- Definition The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4D -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624177-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624171-113959 + Details
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- Definition Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226052-175313 + Details
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- Definition Nominal or face amount used to calculate payments on the derivative liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 + Details
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- Definition Date the derivative contract matures, in YYYY-MM-DD format. + References No definition available. + Details
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- Definition Fixed interest rate that will be received or paid upon exercise of the interest rate swaption contract. + References No definition available. + Details
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