Receivables (Schedule Of Receivables Based On Year Of Origination) (Details) $ in Thousands	12 Months Ended
	Apr. 30, 2017 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Document Fiscal Year Focus	2017
H&R Block Emerald Advance® lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross	$ 31,394
Year Of Origination 2016 [Member] | H&R Block Emerald Advance® lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross	10,160
Year Of Origination 2015 [Member] | H&R Block Emerald Advance® lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross	4,527
Year Of Origination 2014 and prior | H&R Block Emerald Advance® lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross	2,709
Revolving loans | H&R Block Emerald Advance® lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross	$ 13,998