RECEIVABLES (Schedule of Short-Term Receivables) (Details) - USD ($) $ in Thousands	Jul. 31, 2020	Apr. 30, 2020	Jul. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	$ 97,222	$ 133,197	$ 76,128
Long-term	48,231	51,717	63,637
Loans to franchisees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	10,981	25,397	12,301
Long-term	31,360	31,329	45,542
Receivables for U.S. assisted and DIY tax preparation and related fees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	34,586	47,030	19,686
Long-term	3,112	3,112	3,716
H&R Block Instant RefundTM receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	1,129	15,031	880
Long-term	1,596	1,325	1,780
H&R Block Emerald Advance® lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	9,372	10,001	8,136
Long-term	10,478	14,081	10,249
Software receivables from retailers
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	2,004	7,341	1,395
Long-term	0	0	0
Royalties and other receivables from franchisees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	20,135	9,861	7,834
Long-term	39	42	99
Wave payment processing receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	2,324	3,200	3,041
Long-term	0	0	0
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Short-term	16,691	15,336	22,855
Long-term	$ 1,646	$ 1,828	$ 2,251