Valuation and Qualifying Accounts and Reserves (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended																						12 Months Ended
	Jun. 30, 2012 Allowance for accounts receivable for refunds		Jun. 30, 2011 Allowance for accounts receivable for refunds		Jun. 30, 2010 Allowance for accounts receivable for refunds		Jun. 30, 2012 Allowance for accounts receivable for uncollectible accounts		Jun. 30, 2011 Allowance for accounts receivable for uncollectible accounts		Jun. 30, 2010 Allowance for accounts receivable for uncollectible accounts		Jun. 30, 2012 Allowance for notes receivable for uncollectible notes		Jun. 30, 2011 Allowance for notes receivable for uncollectible notes		Jun. 30, 2010 Allowance for notes receivable for uncollectible notes		Jun. 30, 2012 Allowance for contributions to Perkins loan program for uncollectible loans	Jun. 30, 2011 Allowance for contributions to Perkins loan program for uncollectible loans	Jun. 30, 2010 Allowance for contributions to Perkins loan program for uncollectible loans	Jun. 30, 2009 Allowance for contributions to Perkins loan program for uncollectible loans	Jun. 30, 2012 Deferred tax assets, valuation allowances		Jun. 30, 2010 Deferred tax assets, valuation allowances		Jun. 30, 2012 Restructuring Expense Reserve
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of period	$ 5,475		$ 6,866		$ 4,423		$ 58,816		$ 56,257		$ 50,695		$ 10,295		$ 7,730		$ 5,454		$ 2,562	$ 2,562	$ 2,562	$ 2,562	$ 6,852		$ 6,852
Charged to costs and expenses	48,225	[1]	43,875	[1]	37,959	[1]	41,745		44,182		43,361		913		3,154		6,809										7,102
Charged to other accounts	(1,110)	[2]	(2,833)	[2]	1,750	[3]	(1,083)	[4]	764	[4]	34	[3]											2,524	[5]	2,300	[5]
Deductions	48,853	[6]	42,433	[6]	37,266	[6]	44,294	[6]	42,387	[6]	37,833	[6]	460	[6]	589	[6]	4,533	[6]							2,300	[6],[7]	1,424	[6],[8]
Balance at end of period	$ 3,737		$ 5,475		$ 6,866		$ 55,184		$ 58,816		$ 56,257		$ 10,748		$ 10,295		$ 7,730		$ 2,562	$ 2,562	$ 2,562	$ 2,562	$ 9,376		$ 6,852		$ 5,678

[1] Amounts recorded as a reduction of revenue.

[2] Charged to deferred revenue accounts and effects of foreign currency translation charged to Accumulated Other Comprehensive Income.

[3] Amounts represent opening balances of reserve accounts of acquired businesses.

[4] Effects of foreign currency translation charged to Accumulated Other Comprehensive Income.

[5] Change in related deferred tax balances.

[6] Write-offs of uncollectable amounts and cash refunds for accounts and notes receivable related reserves. Payment of liabilities for restructuring reserve.

[7] Utilization of deferred tax assets and expected realization of net operating loss carryforwards.

[8] Payment of liabilities for restructuring reserve.