Acquisition Costs Incurred

No definition available.

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- Definition

Weighted average interest rate on debt during the period.

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- Definition

Represents the increase or decrease on the annual rent the lessee is obligated to pay on an operating lease.

+ References

No definition available.

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Represents the number of private pay independent living units within communities acquired.

+ References

No definition available.

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Represents the number of communities.

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No definition available.

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Represents the number of operators or property managers.

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No definition available.

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Represents the number of pre-existing management agreements.

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No definition available.

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Number of Pre-Existing Management Agreements Terminated

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- Definition

Represents the number of properties acquired or agreed to be acquired by the entity.

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No definition available.

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Represents the number of separate management agreements entered for communities acquired, upon termination of a pre-existing combined management agreement.

+ References

No definition available.

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Number of Communities Associated With Leases in Default

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- Definition

Number of Management Agreements

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No definition available.

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- Definition

Represents the annual rent the lessee is obligated to pay on an operating lease.

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No definition available.

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Amount of cash received from agreement relating to settlement, termination of lease and transfer operations.

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No definition available.

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- Definition

Represents a portion of the purchase price that was withheld until the seller satisfies certain conditions.

+ References

No definition available.

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- Definition

Represents the aggregate purchase price excluding acquisition costs of real estate properties acquired or agreed to be acquired by the entity.

+ References

No definition available.

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- Definition

This element represents the aggregate purchase price of real estate properties acquired by the entity during the period. This amount includes cash paid plus debt assumed, if any, and other settlement adjustments but excludes closing costs.

+ References

No definition available.

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- Definition

This element represents the net closing adjustments of real estate properties acquired by the entity during the period. This amount excludes closing costs.

+ References

No definition available.

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- Definition

Represents the other liabilities recorded related to real estate property acquisitions.

+ References

No definition available.

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- Definition

Weighted average interest rate of debt outstanding.

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No definition available.

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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- Definition

Gain (loss) related to the termination of a contract between the parties. The termination may be due to many causes including early termination of a lease by a lessee, a breach of contract by one party, or a failure to perform.

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The amount of early contract termination fees included in liabilities subject to compromise.

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- Definition

The fair value of loans assumed in noncash investing or financing activities.

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The amount of debt that an Entity assumes in acquiring a business or in consideration for an asset received in a noncash (or part noncash) acquisition. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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The number of states the entity operates in as of the balance sheet date.

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No definition available.

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- Definition

The number of units in a real estate property owned as of the balance sheet date.

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No definition available.

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- Definition

The cash outflow from the acquisition of real estate intended to generate income for the owner; excludes land acquired for use by the owner.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Real Estate Properties - Senior Living Community Acquisitions Narrative (Details) $ in Thousands			1 Months Ended															3 Months Ended		5 Months Ended	12 Months Ended
	Nov. 09, 2017 USD ($) property	Jun. 29, 2016 community pooling_agreement	Feb. 26, 2018 USD ($) living_unit community	Jan. 31, 2018 USD ($) living_unit community	Dec. 31, 2017 USD ($) state living_unit property	Aug. 31, 2017 USD ($)	Dec. 31, 2016 USD ($) living_unit	Dec. 31, 2016 USD ($) living_unit	Dec. 31, 2016 USD ($) living_unit community	Sep. 30, 2016 USD ($)	Jun. 30, 2016 USD ($) state living_unit property pooling_agreement lease_agreement	May 31, 2016 USD ($) living_unit community	Apr. 30, 2016 USD ($)	Sep. 30, 2015 USD ($) living_unit community	May 31, 2015 USD ($) living_unit community	Feb. 28, 2015 USD ($)	Dec. 31, 2014 USD ($) living_unit community	Mar. 31, 2018 USD ($)	Mar. 31, 2016 community	Sep. 30, 2015 USD ($) living_unit community company	Dec. 31, 2017 USD ($) state living_unit community	Dec. 31, 2016 USD ($) living_unit property	Dec. 31, 2015 USD ($) living_unit property	Dec. 31, 2014 living_unit community	Nov. 30, 2017 pooling_agreement	Feb. 28, 2016 USD ($) management_agreement
Real Estate [Line Items]
Increase (decrease) in annual lease rent payable																					$ 4,870	$ 2,393
Number of states in which properties are located \| state					42																42
Number of communities \| community																					305
Assumed Debt																					$ 0	0	$ 181,433
Payment for land parcel adjacent to a senior living community leased to Five Star																$ 490
Senior Living Communities
Real Estate [Line Items]
Number of communities \| community																				19
Five Star
Real Estate [Line Items]
Increase (decrease) in annual lease rent payable																$ 39					$ 3,193	$ 1,719	$ 1,734
Number of pre-existing management agreements terminated \| pooling_agreement											3
Number of pre-existing management agreements \| lease_agreement											4
Number of communities associated with leases in default \| community									5
Lease termination fee								$ 115
Five Star \| TRS
Real Estate [Line Items]
Proceeds from settlement agreement													$ 2,365
Five Star \| Senior Living Communities
Real Estate [Line Items]
Number of pre-existing management agreements terminated \| pooling_agreement		3
Number of pre-existing management agreements \| pooling_agreement		4
Number of separate management agreements entered for communities acquired \| pooling_agreement											10
Number of management agreements \| community		10
Agreement to Acquire \| Senior Living Communities
Real Estate [Line Items]
Purchase price excluding closing costs																	$ 790,000
Number of properties acquired or agreed to be acquired \| community														1	37
Number of communities \| community																	38							38
Units \| living_unit																	3,439							3,439
Net closing adjustments																	$ 77
Acquisitions \| Managed Senior Living Communities
Real Estate [Line Items]
Number of pre-existing management agreements terminated \| community																				14
Number of communities \| community																				5
Units \| living_unit														395						395
Acquisitions \| Managed Senior Living Communities \| TRS
Real Estate [Line Items]
Number of communities \| community																				19
Units \| living_unit														1,233						1,233
Acquisitions \| Senior Living Community Subtotal
Real Estate [Line Items]
Number of properties acquired or agreed to be acquired \| property																							38
Units \| living_unit																							3,439
Cash paid plus assumed debt																							$ 790,077
Assumed Debt																	$ 151,477						151,477
Other Liabilities																							$ 18,091
Acquisitions \| Senior Living Communities
Real Estate [Line Items]
Purchase price excluding closing costs														$ 18,250	$ 9,750
Number of properties acquired or agreed to be acquired \| property																						10	39
Loans Assumed	$ 33,700
Number of communities \| community														1
Units \| living_unit							709	709	709					84						84		709	3,563
Cash paid plus assumed debt																						$ 139,494	$ 818,236
Assumed Debt																						0	151,477
Weighted average interest rate on debt (as a percent)																	4.57%
Fees paid to terminate the agreement														$ 975						$ 975
Purchase price amount withheld until seller satisfies various conditions															$ 1,000
Other Liabilities							$ 0	$ 0	$ 0													$ 0	$ 18,091
Acquisitions \| Triple Net Leased Senior Living Communities
Real Estate [Line Items]
Number of communities \| community																				19
Units \| living_unit														2,206						2,206
Number of operators \| company																				7
Weighted average amortization period																				11 years 6 months
Acquisitions \| Five Star \| Managed Senior Living Communities
Real Estate [Line Items]
Number of separate management agreements entered for communities acquired \| community																				14
Units \| living_unit														838						838
Acquisitions \| Five Star \| Senior Living Communities
Real Estate [Line Items]
Purchase price excluding closing costs	$ 104,000
Number of properties acquired or agreed to be acquired \| property	6
Number of private pay independent living units \| living_unit															40
Number of communities \| community															1
Number of management agreements \| pooling_agreement																									2
Delaware \| Acquisitions \| Land Parcel
Real Estate [Line Items]
Purchase price excluding closing costs						$ 750
Increase (decrease) in annual lease rent payable						$ 33
Alabama and Indiana \| Five Star \| Managed Senior Living Communities \| TRS
Real Estate [Line Items]
Purchase price excluding closing costs					$ 39,457
Number of properties acquired or agreed to be acquired \| property					2
Number of private pay independent living units \| living_unit					229
Acquisition costs incurred					$ 307
Georgia \| Five Star \| Land Parcel
Real Estate [Line Items]
Cash paid plus assumed debt								1,600
Georgia \| Five Star \| Managed Senior Living Communities \| TRS
Real Estate [Line Items]
Purchase price excluding closing costs												$ 8,400
Number of properties acquired or agreed to be acquired \| community												1
Number of private pay independent living units \| living_unit												38
Georgia \| Five Star \| Senior Living Communities
Real Estate [Line Items]
Number of communities associated with leases in default							395		5
4 States \| Senior Living Communities
Real Estate [Line Items]
Number of properties acquired or agreed to be acquired \| property											7
Number of private pay independent living units \| living_unit											545
Number of states in which properties are located \| state											4
Operating leases annual rent											$ 8,426
Cash paid plus assumed debt											$ 112,350
Florida \| Five Star \| Senior Living Communities
Real Estate [Line Items]
Increase (decrease) in annual lease rent payable										$ 10
Cash paid plus assumed debt										$ 130
Illinois \| Five Star \| Senior Living Communities
Real Estate [Line Items]
Increase (decrease) in annual lease rent payable								1,395
Number of properties acquired or agreed to be acquired \| community									2
Number of private pay independent living units \| living_unit							126
Cash paid plus assumed debt								$ 18,600
Discontinued operations, held for sale
Real Estate [Line Items]
Units \| living_unit					1,295																1,295
Discontinued operations, held for sale \| Triple Net Leased Senior Living Communities
Real Estate [Line Items]
Number of communities \| community																			2
Managed \| Acquisitions \| Senior Living Communities
Real Estate [Line Items]
Other Liabilities																										$ 1,000
Number of management agreements \| management_agreement																										1
Managed \| Georgia \| Acquisitions \| Senior Living Communities
Real Estate [Line Items]
Number of properties acquired or agreed to be acquired \| property																						1	0
Units \| living_unit							38	38	38													38	40
Cash paid plus assumed debt																						$ 8,400	$ 9,750
Assumed Debt																						0	0
Other Liabilities							$ 0	$ 0	$ 0													$ 0	$ 0
Subsequent Event \| Five Star \| Managed Senior Living Communities \| TRS
Real Estate [Line Items]
Number of properties acquired or agreed to be acquired \| community			2
Subsequent Event \| TENNESSEE \| Five Star \| Managed Senior Living Communities \| TRS
Real Estate [Line Items]
Purchase price excluding closing costs				$ 19,667
Number of properties acquired or agreed to be acquired \| community				1
Number of private pay independent living units \| living_unit				88
Subsequent Event \| ARIZONA \| Five Star \| Managed Senior Living Communities \| TRS
Real Estate [Line Items]
Purchase price excluding closing costs			$ 22,250
Number of properties acquired or agreed to be acquired \| community			1
Number of private pay independent living units \| living_unit			127
Assumed Debt			$ 16,800
Plan \| Acquisitions \| Senior Living Communities
Real Estate [Line Items]
Weighted average interest rate on debt (as a percent)																									6.20%
Forecast \| Five Star \| Managed Senior Living Communities \| TRS
Real Estate [Line Items]
Purchase price excluding closing costs																		$ 23,300
Assumed Debt																		$ 16,800