Condensed Consolidating Financial Statements (Schedule Of Condensed Consolidating Statements Of Cash Flows) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Apr. 30, 2014	Apr. 30, 2013	Apr. 30, 2012
Condensed Financial Statements, Captions [Line Items]
Net cash provided by (used in) operating activities:	$ 809,581	$ 497,108	$ 362,049
Purchases of AFS securities	(45,158)	(227,177)	(256,173)
Sales, maturities and payments received on AFS securities	107,101	118,411	66,382
Mortgage loans held for investment, net	46,664	44,031	49,142
Capital expenditures	(147,011)	(113,239)	(82,457)
Payments for business acquisitions, net	(68,428)	(20,742)	(15,258)
Proceeds from sales of businesses, net	942	3,785	560,499
Proceeds from Collection of Notes Receivable	64,865	0	0
Franchise loans funded	(63,960)	(70,807)	(46,246)
Payments received on franchise loans	87,220	83,445	56,591
Surrender of company-owned life insurance policies	0	81,125	0
Intercompany advances (payments) (1)
Other, net	28,455	(9,769)	19,387
Net cash provided by (used in) investing activities	10,690	(110,937)	351,867
Repayments of commercial paper and other short-term borrowings	(316,000)	(1,214,238)	(664,167)
Proceeds from short-term borrowings	316,000	1,214,238	664,167
Repayments of other borrowings	0	0	(25,000)
Repayments of long-term debt	0	(636,621)	0
Proceeds from Issuance of Long-term Debt	0	497,185	0
Customer banking deposits, net	(163,952)	103,608	(26,091)
Dividends paid	(218,980)	(217,201)	(208,801)
Repurchase of common stock	(6,106)	(340,413)	(180,592)
Proceeds from exercise of stock options	28,246	25,139	12,275
Intercompany advances (payments) (1)
Other, net	(4,138)	(16,238)	(16,853)
Net cash used in financing activities	(364,930)	(584,541)	(445,062)
Effects of exchange rate changes on cash	(17,618)	1,620	(2,364)
Net increase (decrease) in cash and cash equivalents	437,723	(196,750)	266,490
Cash and cash equivalents at beginning of the year	1,747,584	1,944,334	1,677,844
Cash and cash equivalents at end of the year	2,185,307	1,747,584	1,944,334
H&R Block, Inc. (Guarantor)
Condensed Financial Statements, Captions [Line Items]
Net cash provided by (used in) operating activities:		(22,533)	33,046
Purchases of AFS securities
Sales, maturities and payments received on AFS securities
Mortgage loans held for investment, net
Capital expenditures
Payments for business acquisitions, net
Proceeds from sales of businesses, net
Proceeds from Collection of Notes Receivable
Franchise loans funded
Payments received on franchise loans
Surrender of company-owned life insurance policies
Intercompany advances (payments) (1)
Other, net
Net cash provided by (used in) investing activities
Repayments of commercial paper and other short-term borrowings
Proceeds from short-term borrowings
Repayments of other borrowings
Repayments of long-term debt
Proceeds from Issuance of Long-term Debt		0
Customer banking deposits, net
Dividends paid	(218,980)	(217,201)	(208,801)
Repurchase of common stock	(6,106)	(340,413)	(180,592)
Proceeds from exercise of stock options	28,246	25,139	12,275
Intercompany advances (payments) (1)	196,840	555,008	344,000
Other, net			72
Net cash used in financing activities		22,533	(33,046)
Effects of exchange rate changes on cash
Net increase (decrease) in cash and cash equivalents
Cash and cash equivalents at beginning of the year
Cash and cash equivalents at end of the year
Block Financial (Issuer)
Condensed Financial Statements, Captions [Line Items]
Net cash provided by (used in) operating activities:	35,034	(3,299)	15,144
Purchases of AFS securities	(45,158)	(227,177)	(256,173)
Sales, maturities and payments received on AFS securities	106,873	117,346	63,291
Mortgage loans held for investment, net	46,664	44,031	49,142
Capital expenditures	(75)	(58)	(153)
Payments for business acquisitions, net
Proceeds from sales of businesses, net
Proceeds from Collection of Notes Receivable
Franchise loans funded	(63,960)	(70,807)	(46,246)
Payments received on franchise loans	87,220	83,445	56,591
Surrender of company-owned life insurance policies
Intercompany advances (payments) (1)	33,497	(274,090)	55,721
Other, net	19,746	(18,822)	11,785
Net cash provided by (used in) investing activities	184,807	(346,132)	(66,042)
Repayments of commercial paper and other short-term borrowings	(316,000)	(1,214,238)	(664,167)
Proceeds from short-term borrowings	316,000	1,214,238	664,167
Repayments of other borrowings			(25,000)
Repayments of long-term debt		(605,790)
Proceeds from Issuance of Long-term Debt		497,185
Customer banking deposits, net	(165,575)	105,488	(25,298)
Dividends paid
Repurchase of common stock
Proceeds from exercise of stock options
Intercompany advances (payments) (1)		408,605
Other, net		(13,094)	105
Net cash used in financing activities	(165,575)	392,394	(50,193)
Effects of exchange rate changes on cash
Net increase (decrease) in cash and cash equivalents	54,266	42,963	(101,091)
Cash and cash equivalents at beginning of the year	558,110	515,147	616,238
Cash and cash equivalents at end of the year	612,376	558,110	515,147
Other Subsidiaries
Condensed Financial Statements, Captions [Line Items]
Net cash provided by (used in) operating activities:	774,547	522,940	313,859
Purchases of AFS securities
Sales, maturities and payments received on AFS securities	228	1,065	3,091
Mortgage loans held for investment, net
Capital expenditures	(146,936)	(113,181)	(82,304)
Payments for business acquisitions, net	(68,428)	(20,742)	(15,258)
Proceeds from sales of businesses, net	942	3,785	560,499
Proceeds from Collection of Notes Receivable	64,865
Franchise loans funded
Payments received on franchise loans
Surrender of company-owned life insurance policies		81,125
Intercompany advances (payments) (1)	(196,840)	(963,613)	(344,000)
Other, net	8,709	9,053	7,602
Net cash provided by (used in) investing activities	(337,460)	(1,002,508)	129,630
Repayments of commercial paper and other short-term borrowings
Proceeds from short-term borrowings
Repayments of other borrowings
Repayments of long-term debt		(30,831)
Proceeds from Issuance of Long-term Debt		0
Customer banking deposits, net
Dividends paid
Repurchase of common stock
Proceeds from exercise of stock options
Intercompany advances (payments) (1)	(33,497)	274,090	(55,721)
Other, net	(4,138)	(3,144)	(17,030)
Net cash used in financing activities	(37,635)	240,115	(72,751)
Effects of exchange rate changes on cash	(17,618)	1,620	(2,364)
Net increase (decrease) in cash and cash equivalents	381,834	(237,833)	368,374
Cash and cash equivalents at beginning of the year	1,192,197	1,430,030	1,061,656
Cash and cash equivalents at end of the year	1,574,031	1,192,197	1,430,030
Eliminations
Condensed Financial Statements, Captions [Line Items]
Net cash provided by (used in) operating activities:
Purchases of AFS securities
Sales, maturities and payments received on AFS securities
Mortgage loans held for investment, net
Capital expenditures
Payments for business acquisitions, net
Proceeds from sales of businesses, net
Proceeds from Collection of Notes Receivable
Franchise loans funded
Payments received on franchise loans
Surrender of company-owned life insurance policies
Intercompany advances (payments) (1)	163,343	1,237,703	288,279
Other, net
Net cash provided by (used in) investing activities	163,343	1,237,703	288,279
Repayments of commercial paper and other short-term borrowings
Proceeds from short-term borrowings
Repayments of other borrowings
Repayments of long-term debt
Proceeds from Issuance of Long-term Debt		0
Customer banking deposits, net	1,623	(1,880)	(793)
Dividends paid
Repurchase of common stock
Proceeds from exercise of stock options
Intercompany advances (payments) (1)	(163,343)	(1,237,703)	(288,279)
Other, net
Net cash used in financing activities	(161,720)	(1,239,583)	(289,072)
Effects of exchange rate changes on cash
Net increase (decrease) in cash and cash equivalents	1,623	(1,880)	(793)
Cash and cash equivalents at beginning of the year	(2,723)	(843)	(50)
Cash and cash equivalents at end of the year	$ (1,100)	$ (2,723)	$ (843)