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		6 Months Ended
	Dec. 31, 2014 Segment	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013
Compensation and Retirement Disclosure [Abstract]
Gain (loss) realized on incentive payments	$ 0	$ 1,215	$ 0	$ 1,215
Number of community hospitals	3