Revenue Recognition and Accounts Receivable - Summary of Allowance for Doubtful Accounts (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013
Health Care Organization, Receivable and Revenue Disclosures [Line Items]
Beginning balance	$ 7,330	$ 7,799	$ 6,903	$ 7,761
Additions recognized as a reduction to revenues	3,096	2,941	6,331	5,712
Accounts written off, net of recoveries	(3,147)	(3,501)	(5,955)	(6,234)
Ending balance	7,279	7,239	7,279	7,239
Healthcare Facilities Segment [Member]
Health Care Organization, Receivable and Revenue Disclosures [Line Items]
Beginning balance	7,117	7,317	6,649	7,286
Additions recognized as a reduction to revenues	3,016	2,899	6,251	5,617
Accounts written off, net of recoveries	(3,078)	(3,456)	(5,845)	(6,143)
Ending balance	7,055	6,760	7,055	6,760
Specialty Pharmacy Segment [Member]
Health Care Organization, Receivable and Revenue Disclosures [Line Items]
Beginning balance	213	482	254	475
Additions recognized as a reduction to revenues	80	42	80	95
Accounts written off, net of recoveries	(69)	(45)	(110)	(91)
Ending balance	$ 224	$ 479	$ 224	$ 479