Receivables (Schedule Of Short-Term Receivables) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2019	Apr. 30, 2019	Jul. 31, 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Document Period End Date	Jul. 31, 2019
Short-term	$ 76,128	$ 138,965	$ 70,576
Long-term	63,637	55,639	58,775
Loans to franchisees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	12,301	22,427	28,250
Long-term	45,542	35,325	35,776
Receivables for U.S. assisted and DIY tax preparation and related fees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	19,686	34,284	9,084
Long-term	3,716	3,716	5,503
H&R Block Instant RefundTM receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	880	37,319	1,306
Long-term	1,780	1,701	2,031
H&R Block Emerald AdvanceTM lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	8,136	8,546	7,694
Long-term	10,249	12,418	11,800
Software receivables from retailers
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	1,395	9,354	3,372
Long-term	0	0	0
Royalties and other receivables from franchisees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	7,834	11,888	4,257
Long-term	99	97	0
Wave payment processing receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	3,041	0	0
Long-term	0	0	0
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	22,855	15,147	16,613
Long-term	$ 2,251	$ 2,382	$ 3,665