Property Portfolio (Details)

v3.8.0.1

Property Portfolio (Details) $ / shares in Units, $ in Thousands																				1 Months Ended				12 Months Ended
	Dec. 22, 2017 USD ($)	Dec. 21, 2017 USD ($)	Dec. 20, 2017 USD ($)	Nov. 10, 2017 USD ($)	Sep. 25, 2017 USD ($) a	Jun. 30, 2017 USD ($)	Jun. 27, 2017 USD ($)	Mar. 31, 2017 USD ($)	Mar. 10, 2017 USD ($)	Mar. 01, 2017 USD ($)	Feb. 09, 2017 USD ($)	Feb. 01, 2017 USD ($)	Jan. 10, 2017 USD ($)	Oct. 31, 2016 USD ($)	Sep. 30, 2016 USD ($)	Sep. 29, 2016 USD ($)	Jul. 20, 2016 USD ($)	Mar. 31, 2016 USD ($)	Jan. 28, 2016 USD ($)	Aug. 18, 2017 USD ($)	Dec. 20, 2016 USD ($)	Dec. 16, 2016 USD ($)	Mar. 31, 2016 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($) $ / shares	Dec. 18, 2017 USD ($)	Aug. 30, 2017 USD ($)	Aug. 15, 2017 USD ($)	Apr. 21, 2017 USD ($)	Jan. 12, 2017 USD ($)
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total												$ 4,880
Debt Issuance Costs, Net																								$ 2,750	$ 927
Write-off of financing costs																								132	331	$ 127
Escrow Deposit																								1,638	1,212
Depreciation, Total																								7,929	2,335	660
Lessor Leasing Arrangements, Operating Leases, Term of Contract												12 years
Below Market Lease, Acquired																								1,110	280
Payments for (Proceeds from) Productive Assets																								252,220	150,459	31,764
Payments to Acquire Businesses, Gross																										31,764
Tenant Improvement Allowances Receivable																								$ 10,000
Lease Intangibles Asset [Member]
Property, Plant and Equipment [Line Items]
Finite-Lived Intangible Asset, Useful Life																								8 years 1 month 2 days
Lease Intangibles Liability [Member]
Property, Plant and Equipment [Line Items]
Finite-Lived Intangible Asset, Useful Life																								8 years 3 months 7 days
Great Bend Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total								$ 24,500
Lessor Leasing Arrangements, Operating Leases, Renewal Term								10 years
Lessor Leasing Arrangements, Operating Leases, Term of Contract								15 years
Sandusky Facilities [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total									$ 4,300							$ 4,600													$ 1,200	$ 1,100
Lessor Leasing Arrangements, Operating Leases, Renewal Term									5 years
Lessor Leasing Arrangements, Operating Leases, Term of Contract									11 years							11 years
Ellijay Facilities [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total																						$ 4,900
Lease Expiration period																						2026
Carson City Facilities [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total														$ 3,800
Lease Expiration period														2023
Reading Facilities [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total																	$ 9,200
Lessor Leasing Arrangements, Operating Leases, Term of Contract																	10 years
Watertown Facilities [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total															$ 9,000
Lessor Leasing Arrangements, Operating Leases, Term of Contract															15 years
OCOM South [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, After Transaction Costs								$ 44,400
OCOM North [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, After Transaction Costs								5,100
Sherman facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total						$ 26,000
Lessor Leasing Arrangements, Operating Leases, Renewal Term						10 years
Lessor Leasing Arrangements, Operating Leases, Term of Contract						20 years
Flower Mound Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total							$ 4,100
Lease Expiration period							2026
Brockport Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total							$ 8,670
Lease Expiration period							2030
Oklahoma City Facilities [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, After Transaction Costs								$ 49,500
Lubbock Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total																				$ 8,200
Lease Expiration period																				2029
Lubbock Facility [Member] | Operating Partnership Units [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable																								$ 11,300
Austin Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total					$ 40,650
Area of Land | a					1.27
Lessor Leasing Arrangements, Operating Leases, Term of Contract					9 years 7 months 6 days
Germantown Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total																												$ 15,940
Fort Worth Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total				$ 6,250
Lessor Leasing Arrangements, Operating Leases, Term of Contract				10 years
Albertville Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total				$ 6,800
Lessor Leasing Arrangements, Operating Leases, Term of Contract				11 years
Lees Summit Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total																											$ 3,800
Moline Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total				$ 11,900
Lessor Leasing Arrangements, Operating Leases, Term of Contract				16 years
Clermont Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total										$ 5,230
Lessor Leasing Arrangements, Operating Leases, Term of Contract										71 years
Amarillo Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total			$ 8,610
Lessor Leasing Arrangements, Operating Leases, Renewal Term			10 years
Lessor Leasing Arrangements, Operating Leases, Term of Contract			12 years
Wyomissing Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total		$ 5,600
Lessor Leasing Arrangements, Operating Leases, Renewal Term		5 years
Lessor Leasing Arrangements, Operating Leases, Term of Contract		10 years
Saint George Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total	$ 5,715
Lessor Leasing Arrangements, Operating Leases, Renewal Term	5 years
Lessor Leasing Arrangements, Operating Leases, Term of Contract	12 years
Encompass East Valley Rehabilitation Hospital Mesa, AZ [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total																					$ 22,400
Lease Expiration period																					2024
Encompass Rehabilitation Hospital of Altoona Altoona, PA [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total																					$ 21,500
Lease Expiration period																					2021
Encompass Rehabilitation Hospital of Mechanicsburg - Mechanicsburg, PA [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total																					$ 24,200
Lease Expiration period																					2021
East Orange Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total																$ 11,860
Lessor Leasing Arrangements, Operating Leases, Term of Contract																10 years
Plano Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total																			$ 17,500
Lessor Leasing Arrangements, Operating Leases, Renewal Term																			20 years
Plano Facility [Member] | Promissory Note and Deed of Trust [Member]
Property, Plant and Equipment [Line Items]
Debt Instrument, Face Amount																			$ 9,200
Debt Issuance Costs, Net																			53,000
Debt Instrument Non Refundable Deposits																			50,000
Debt Instrument, Fee Amount																			$ 46,000
Interest Expense, Debt																									65,000
Long-term Debt, Total																									9,200
Write-off of financing costs																									$ 53,000
Plano Facility [Member] | Unsecured Convertible Debentures [Member]
Property, Plant and Equipment [Line Items]
Long-term Debt, Total																										9,000
Proceeds from note payable to majority stockholder																										9,400
Escrow Deposit																										344,000
Convertible Debentures to Majority Stockholder																										$ 9,400
Debt Instrument Convertible, Base for Conversion | $ / shares																										$ 12.748
Melbourne Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total																		$ 15,450					$ 15,450
Lessor Leasing Arrangements, Operating Leases, Term of Contract																		10 years
Westland Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total																		$ 4,750					$ 4,750
Lessor Leasing Arrangements, Operating Leases, Renewal Term																							10 years
Lease Expiration period																							2026
Prescott Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total											$ 4,500
Lessor Leasing Arrangements, Operating Leases, Renewal Term											7 years
Lessor Leasing Arrangements, Operating Leases, Term of Contract											10 years
Las Cruces Facility [Member]
Property, Plant and Equipment [Line Items]
Lessor Leasing Arrangements, Operating Leases, Renewal Term												5 years
Cape Coral Facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, After Transaction Costs													$ 7,250
Lessor Leasing Arrangements, Operating Leases, Renewal Term													5 years
Lessor Leasing Arrangements, Operating Leases, Term of Contract													10 years
Lewisburg facility [Member]
Property, Plant and Equipment [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total																															$ 7,300