Components of General and Administrative Expenses (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
General and administrative expenses:
Third-party services	$ 15,212	$ 16,393	$ 16,461
Depreciation and amortization	4,347	4,766	8,253
Marketing	5,273	8,433	1,004
Occupancy and equipment	11,757	11,272	11,759
Servicer fees	761	738	661
Merchant fees	6,663	6,467	2,640
Trust related special servicing expenses	1,639	5,920	7,898
Other	7,930	7,112	7,464
Total	$ 53,582	$ 61,101	$ 56,140