Real Estate and Loans Receivable - Summary of Status Update on Current Development Projects (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014
Business Acquisition [Line Items]
Commitment	$ 160,367
Costs Incurred as of 12/31/2014	23,163
UAB Medical West [Member] | Hoover AL [Member] | Acute Care Hospital And MOB [Member] | Medical West, an Affiliate of UAB [Member]
Business Acquisition [Line Items]
Commitment	8,653
Costs Incurred as of 12/31/2014	1,973
Estimated Completion Date	2Q 2015
First Choice ER- Summerwood [Member] | Houston, TX [Member] | Acute Care Hospital [Member] | Adeptus Health [Member]
Business Acquisition [Line Items]
Commitment	6,015
Costs Incurred as of 12/31/2014	2,560
Estimated Completion Date	2Q 2015
First Choice ER- Ft. Worth Avondale - Haslet [Member] | Ft Worth TX [Member] | Acute Care Hospital [Member] | Adeptus Health [Member]
Business Acquisition [Line Items]
Commitment	4,780
Costs Incurred as of 12/31/2014	871
Estimated Completion Date	2Q 2015
First Choice ER- Carrollton [Member] | Carrollton TX [Member] | Acute Care Hospital [Member] | Adeptus Health [Member]
Business Acquisition [Line Items]
Commitment	35,820
Costs Incurred as of 12/31/2014	15,629
Estimated Completion Date	3Q 2015
First Choice ER- Chandler [Member] | Chandler AZ [Member] | Acute Care Hospital [Member] | Adeptus Health [Member]
Business Acquisition [Line Items]
Commitment	5,049
Costs Incurred as of 12/31/2014	895
Estimated Completion Date	3Q 2015
First Choice ER- Converse [Member] | Converse TX [Member] | Acute Care Hospital [Member] | Adeptus Health [Member]
Business Acquisition [Line Items]
Commitment	5,754
Costs Incurred as of 12/31/2014	1,141
Estimated Completion Date	3Q 2015
First Choice ER- Denver 48th [Member] | Denver, CO [Member] | Acute Care Hospital [Member] | Adeptus Health [Member]
Business Acquisition [Line Items]
Commitment	5,123
Costs Incurred as of 12/31/2014	44
Estimated Completion Date	3Q 2015
First Choice ER- McKinney [Member] | McKinney TX [Member] | Acute Care Hospital [Member] | Adeptus Health [Member]
Business Acquisition [Line Items]
Commitment	4,750
Costs Incurred as of 12/31/2014	50
Estimated Completion Date	3Q 2015
First Choice Emergency Rooms [Member] | Various [Member] | Acute Care Hospital [Member] | Adeptus Health [Member]
Business Acquisition [Line Items]
Commitment	$ 84,423
Estimated Completion Date	Various