Condensed Consolidating Financial Statements (Schedule Of Condensed Consolidating Statements Of Operations And Comprehensive Income (Loss)) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2012	Oct. 31, 2011
Condensed Financial Statements, Captions [Line Items]
Total revenues	$ 137,263	$ 129,194	$ 233,752	$ 229,817
Cost of revenues	212,011	227,613	405,435	440,197
Selling, general and administrative	90,327	108,012	165,805	200,665
Total expenses	302,338	335,625	571,240	640,862
Operating loss	(165,075)	(206,431)	(337,488)	(411,045)
Other income (expense), net	2,787	2,502	5,931	6,515
Loss from continuing operations before tax benefit	(162,288)	(203,929)	(331,557)	(404,530)
Income tax benefit	(61,089)	(80,916)	(124,708)	(162,362)
Net loss from continuing operations	(101,199)	(123,013)	(206,849)	(242,168)
Net income (loss) from discontinued operations	(4,044)	(18,711)	(5,835)	(74,654)
Net loss	(105,243)	(141,724)	(212,684)	(316,822)
Other comprehensive income (loss)	1,335	(8,333)	(3,460)	(6,874)
Comprehensive loss	(103,908)	(150,057)	(216,144)	(323,696)
H&R Block, Inc. (Guarantor) [Member]
Condensed Financial Statements, Captions [Line Items]
Other income (expense), net	(162,288)	(203,929)	(331,557)	(404,530)
Loss from continuing operations before tax benefit	(162,288)	(203,929)	(331,557)	(404,530)
Income tax benefit	(61,089)	(80,916)	(124,708)	(162,362)
Net loss from continuing operations	(101,199)	(123,013)	(206,849)	(242,168)
Net income (loss) from discontinued operations	(4,044)	(18,711)	(5,835)	(74,654)
Net loss	(105,243)	(141,724)	(212,684)	(316,822)
Other comprehensive income (loss)	1,335	(8,333)	(3,460)	(6,874)
Comprehensive loss	(103,908)	(150,057)	(216,144)	(323,696)
Block Financial (Issuer) [Member]
Condensed Financial Statements, Captions [Line Items]
Total revenues	17,986	17,560	39,915	39,333
Cost of revenues	33,871	36,978	68,813	74,640
Selling, general and administrative	7,321	6,444	14,961	14,339
Total expenses	41,192	43,422	83,774	88,979
Operating loss	(23,206)	(25,862)	(43,859)	(49,646)
Other income (expense), net	1,186	3,065	2,510	6,346
Loss from continuing operations before tax benefit	(22,020)	(22,797)	(41,349)	(43,300)
Income tax benefit	(6,703)	(15,063)	(14,958)	(16,913)
Net loss from continuing operations	(15,317)	(7,734)	(26,391)	(26,387)
Net income (loss) from discontinued operations	(3,909)	(19,066)	(6,020)	(20,703)
Net loss	(19,226)	(26,800)	(32,411)	(47,090)
Other comprehensive income (loss)	119	843	254	1,765
Comprehensive loss	(19,107)	(25,957)	(32,157)	(45,325)
Other Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Total revenues	119,299	111,634	193,915	190,484
Cost of revenues	178,162	190,635	336,700	365,557
Selling, general and administrative	83,006	101,568	150,844	186,326
Total expenses	261,168	292,203	487,544	551,883
Operating loss	(141,869)	(180,569)	(293,629)	(361,399)
Other income (expense), net	1,601	(563)	3,421	169
Loss from continuing operations before tax benefit	(140,268)	(181,132)	(290,208)	(361,230)
Income tax benefit	(54,386)	(65,853)	(109,750)	(145,449)
Net loss from continuing operations	(85,882)	(115,279)	(180,458)	(215,781)
Net income (loss) from discontinued operations	(135)	355	185	(53,951)
Net loss	(86,017)	(114,924)	(180,273)	(269,732)
Other comprehensive income (loss)	1,216	(9,176)	(3,714)	(8,639)
Comprehensive loss	(84,801)	(124,100)	(183,987)	(278,371)
Eliminations [Member]
Condensed Financial Statements, Captions [Line Items]
Total revenues	(22)		(78)
Cost of revenues	(22)		(78)
Total expenses	(22)		(78)
Other income (expense), net	162,288	203,929	331,557	404,530
Loss from continuing operations before tax benefit	162,288	203,929	331,557	404,530
Income tax benefit	61,089	80,916	124,708	162,362
Net loss from continuing operations	101,199	123,013	206,849	242,168
Net income (loss) from discontinued operations	4,044	18,711	5,835	74,654
Net loss	105,243	141,724	212,684	316,822
Other comprehensive income (loss)	(1,335)	8,333	3,460	6,874
Comprehensive loss	$ 103,908	$ 150,057	$ 216,144	$ 323,696