Subsequent Events - Additional Information (Detail) (Subsequent Event [Member], Adeptus Health [Member], USD $) In Millions, unless otherwise specified	0 Months Ended
	Apr. 30, 2015 Leases
Subsequent Event [Member] | Adeptus Health [Member]
Subsequent Event [Line Items]
Aggregate commitment amount	$ 250
Lease agreement term	15 years
Term of lease extensions, years	5 years
Number of lease extension options	3
Percentage of increase in annual rent	2.00%