Medicare and Medicaid Electronic Health Records Incentives Deferred Gain - Medicare Electronic Health Records Incentives - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014
Compensation and Retirement Disclosure [Abstract]
Gain (loss) realized on incentive payments	$ 64	$ 43	$ 64	$ 1,258