Receivables Securitization Program (Details) - USD ($) $ in Thousands	12 Months Ended
Apr. 27, 2024	Apr. 29, 2023	Apr. 30, 2022
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items]
Maximum available under Purchase Agreement	$ 200,000
Eligible receivables, amount utilized under Purchase Agreement	200,000
Receivables transferred and derecognized, fair value	400,626	$ 429,853
Proceeds from receivables sold	291,621	302,851	$ 426,188
Loss on sale of receivables	(13,850)	(11,403)	(3,247)
Receivables Purchase Agreements
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items]
Trade receivable sold under facility	3,585,194	3,718,167	3,643,700
Proceeds from receivables sold	$ 3,614,901	$ 3,684,412	$ 3,632,145

Accounts Receivable Securitization, Eligible Receivables, Amount Utilized Under Purchase Agreement

No definition available.

Name:	pdco_AccountsReceivableSecuritizationEligibleReceivablesAmountUtilizedUnderPurchaseAgreement
Namespace Prefix:	pdco_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Accounts Receivable Securitization, Eligible Receivables, Maximum Available Under Purchase Agreement

+ References

No definition available.

+ Details

Name:	pdco_AccountsReceivableSecuritizationEligibleReceivablesMaximumAvailableUnderPurchaseAgreement
Namespace Prefix:	pdco_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Trade Accounts Receivable Sold to Third Party

+ References

No definition available.

+ Details

Name:	pdco_TradeAccountsReceivableSoldToThirdParty
Namespace Prefix:	pdco_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Proceeds from securitizations of receivables treated as collateralized borrowings, which are classified as financing transactions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-14

+ Details

Name:	us-gaap_ProceedsFromAccountsReceivableSecuritization
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Reflects, by transferred financial asset type, the amount of sales proceeds in excess of or deficient from the sum of the carrying amounts of transferred financial assets plus transaction costs, including those transactions in which the seller/transferor has continuing involvement with the financial assets that have been transferred.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 860
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481326/860-20-50-3

+ Details

Name:	us-gaap_SecuritizationFinancialAssetForWhichTransferIsAccountedAsSaleGainLossOnSale
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 860
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 7
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481420/860-30-50-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 860
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 7
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481420/860-30-50-7

+ Details

Name:	us-gaap_TransferOfCertainFinancialAssetsAccountedForAsSecuredBorrowingsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Fair value of derecognized financial assets from transactions which comprise an initial transfer and an agreement entered into in contemplation of the initial transfer resulting in retention of substantially all of the exposure to the economic return throughout the term of the transaction.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 4D
-Subparagraph (c)(1)
-SubTopic 20
-Topic 860
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481326/860-20-50-4D

+ Details

Name:	us-gaap_TransferOfFinancialAssetsAccountedForAsSalesFairValueOfDerecognizedAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_FinancialInstrumentAxis=pdco_ReceivablesPurchaseAgreementsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: