Acquisitions and Dispositions (Details 2) - USD ($) $ in Thousands												3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 29, 2016	Jun. 28, 2016	Jun. 08, 2016	Jun. 03, 2016	Jun. 02, 2016	May 26, 2016	May 11, 2016	May 10, 2016	Apr. 14, 2016	Apr. 11, 2016	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Business Acquisition [Line Items]
Acquisition expenses												$ 3,256	$ 2,575	$ 6,633	$ 8,507
Business Combination, Consideration Transferred												679,528		881,900
Business Acquisition, Transaction Costs	$ 1,700											$ 1,700		1,700
Tinseltown - Loan Draws
Business Acquisition [Line Items]
Business Combination, Consideration Transferred														$ 1,638
Gardendale Surgery Center
Business Acquisition [Line Items]
Business Combination, Consideration Transferred											$ 7,450
HealthEast - Curve Crest
Business Acquisition [Line Items]
Business Combination, Consideration Transferred										$ 4,144
HealthEast - Victor Gardens
Business Acquisition [Line Items]
Business Combination, Consideration Transferred										$ 6,025
NOMS - Clyde
Business Acquisition [Line Items]
Business Combination, Consideration Transferred									$ 6,342
Medical Village at Kissimmee
Business Acquisition [Line Items]
Business Combination, Consideration Transferred							$ 4,923
Medical Village at Leesburg
Business Acquisition [Line Items]
Business Combination, Consideration Transferred							$ 4,576
Children's Hospital MOB
Business Acquisition [Line Items]
Business Combination, Consideration Transferred					$ 5,850
Jewish Medical Center South MOB - 2
Business Acquisition [Line Items]
Business Combination, Consideration Transferred				$ 4,343
Pilot Medical Center
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		$ 17,351
Mezzanine Loan - Catalyst
Business Acquisition [Line Items]
Business Combination, Consideration Transferred	1,340
CHI Portfolio | Blandford MOB
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								$ 2,580
CHI Portfolio | Cardwell MOB
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								8,444
CHI Portfolio | Dacono Neighborhood Health
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								5,152
CHI Portfolio | Franciscan Health
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								9,772
CHI Portfolio | Grand Island Specialty Clinic
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								2,891
CHI Portfolio | Hot Springs MOB
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								3,626
CHI Portfolio | Jewish Medical Center East
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								85,000
CHI Portfolio | Jewish Medical Center South MOB - 1
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								17,021
CHI Portfolio | Jewish Medical Plaza I
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								9,650
CHI Portfolio | Jewish Medical Plaza II
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								6,124
CHI Portfolio | Jewish OCC
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								35,600
CHI Portfolio | Lakeside Three Professional Center
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								1,581
CHI Portfolio | Lexington Surgery Center
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								20,169
CHI Portfolio | Medical Arts Pavilion
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								6,304
CHI Portfolio | Memorial Outpatient Center
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								4,958
CHI Portfolio | Midlands Two Professional Center
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								1,341
CHI Portfolio | Parkview MOB
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								5,060
CHI Portfolio | Peak One ASC
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								6,587
CHI Portfolio | Physicians Medical Center
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								6,782
CHI Portfolio | St. Alexius - Minot Medical Plaza
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								26,570
CHI Portfolio | St. Clare Medical Pavilion
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								10,617
CHI Portfolio | St. Joseph Medical Pavilion
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								13,320
CHI Portfolio | St. Joseph Office Park
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								17,228
CHI Portfolio | St. Mary - Caritas Medical II
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								5,603
CHI Portfolio | St. Mary - Caritas Medical III
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								842
CHI Portfolio | Thornton Neighborhood Health
Business Acquisition [Line Items]
Business Combination, Consideration Transferred								$ 3,875
CHI Portfolio | St. Francis MOB
Business Acquisition [Line Items]
Business Combination, Consideration Transferred						$ 14,287
CHI Portfolio | Good Samaritan North Annex Building
Business Acquisition [Line Items]
Business Combination, Consideration Transferred			$ 2,874
CHI Portfolio | NE Heart Institute Medical Building
Business Acquisition [Line Items]
Business Combination, Consideration Transferred			$ 19,600
CHI Portfolio | St. Vincent West MOB
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		14,120
CHI Portfolio | Meridan MOB
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		17,329
CHI Portfolio | St. Mary - Caritas Medical I
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		8,864
CHI Portfolio | St. Alexius - Medical Arts Pavilion
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		12,983
CHI Portfolio | St. Alexius - Mandan Clinic
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		8,390
CHI Portfolio | St. Alexius - Orthopaedic Center
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		14,727
CHI Portfolio | St. Alexius - Rehab Center
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		6,215
CHI Portfolio | St. Alexius - Tech & Ed
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		16,680
CHI Portfolio | Good Samaritan MOB
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		24,198
CHI Portfolio | Lakeside Two Professional Building
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		13,691
CHI Portfolio | Lakeside Wellness Center
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		10,138
CHI Portfolio | McAuley Center
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		18,382
CHI Portfolio | Memorial Health Center
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		34,317
CHI Portfolio | Missionary Ridge MOB
Business Acquisition [Line Items]
Business Combination, Consideration Transferred		$ 7,635
CHI Portfolio | St. Joseph Medical Clinic
Business Acquisition [Line Items]
Business Combination, Consideration Transferred	16,444
CHI Portfolio | Woodlands Medical Arts Center
Business Acquisition [Line Items]
Business Combination, Consideration Transferred	21,227
CHI Portfolio | FESC MOB
Business Acquisition [Line Items]
Business Combination, Consideration Transferred	$ 16,748