Reit Conversion - Additional Information (Detail) (USD $)	0 Months Ended	3 Months Ended	6 Months Ended		3 Months Ended		6 Months Ended
	Oct. 01, 2012	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 REIT Conversion [Member]	Jun. 30, 2013 REIT Conversion [Member]	Jun. 30, 2014 REIT Conversion [Member]	Jun. 30, 2013 REIT Conversion [Member]
Real Estate Properties [Line Items]
Sales price of management rights and intellectual property	$ 210,000,000
Purchase price to the Management Rights	190,000,000
Purchase price IP Rights	20,000,000
Term of management rights for income amortization			65 years
REIT conversion costs		5,420,000		20,412,000	0	5,400,000	0	20,400,000
Employment severance and retention costs						2,700,000		13,900,000
Professional fees						900,000		2,000,000
Various other transition costs						$ 1,800,000		$ 4,500,000