Line Of Credit Facility, Maximum Borrowing Capacity, Foreign Currency

No definition available.

Name:	sbra_LineOfCreditFacilityMaximumBorrowingCapacityForeignCurrency
Namespace Prefix:	sbra_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line Of Credit Facility, Number Of Extension Options

+ References

No definition available.

+ Details

Name:	sbra_LineOfCreditFacilityNumberOfExtensionOptions
Namespace Prefix:	sbra_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Optional Extension Period

+ References

No definition available.

+ Details

Name:	sbra_LineOfCreditFacilityOptionalExtensionPeriod
Namespace Prefix:	sbra_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of amortization expense attributable to debt issuance costs.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(8))
-URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399

+ Details

Name:	us-gaap_AmortizationOfFinancingCosts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

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.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph e
-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823

+ Details

Name:	us-gaap_DebtInstrumentRedemptionPricePercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Fair value amount of debt instrument that was repurchased.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentRepurchaseAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

Name:	us-gaap_DerivativeFixedInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The number of derivative instruments of a particular group held by the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959

+ Details

Name:	us-gaap_DerivativeNumberOfInstrumentsHeld
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=117329964&loc=d3e12355-112629

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=117329964&loc=d3e12317-112629

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

+ Details

Name:	us-gaap_GainsLossesOnExtinguishmentOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of the cost of borrowed funds accounted for as interest expense for debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 6
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6036836-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227

+ Details

Name:	us-gaap_InterestExpenseDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of interest payable on debt, including, but not limited to, trade payables.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.15(5))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.15(a))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

+ Details

Name:	us-gaap_InterestPayableCurrentAndNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

+ Details

Name:	us-gaap_LineOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The maximum amount of borrowing capacity under a line of credit that is available as of the balance sheet date for financing purchases of goods acquired for inventory or imminent delivery to a customer.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityCapacityAvailableForTradePurchases
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The effective interest rate at the end of the reporting period.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585

+ Details

Name:	us-gaap_PaymentsOfDebtExtinguishmentCosts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash inflow from the issuance of long-term debt that is not secured by collateral. Excludes proceeds from tax exempt unsecured debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585

+ Details

Name:	us-gaap_ProceedsFromIssuanceOfUnsecuredDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227

+ Details

Name:	us-gaap_WriteOffOfDeferredDebtIssuanceCost
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_DebtInstrumentAxis=sbra_FourthAmendedandRestatedCreditAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_PrimeRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=sbra_FifthAmendedandRestatedCreditAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_SeniorNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=sbra_SeniorUnsecuredNotesDue2023Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=sbra_SeniorUnsecuredNotesDue2024MemberMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentRedemptionPeriodAxis=us-gaap_DebtInstrumentRedemptionPeriodOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentRedemptionPeriodAxis=us-gaap_DebtInstrumentRedemptionPeriodTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=sbra_A5.5SeniorUnsecuredNotesDue2021Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=sbra_A3.90SeniorUnsecuredNotesDue2029Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=sbra_SeniorUnsecuredNotesDue2026Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=sbra_SeniorUnsecuredNotesDue2027Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=sbra_U.S.DollarTermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=sbra_CareCapitalPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=sbra_CanadianDollarTermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=sbra_CanadianDollarOfferRateCDORMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

DEBT - Narrative (Details)							3 Months Ended		9 Months Ended
DEBT - Narrative (Details)	Oct. 27, 2019 USD ($)	Oct. 07, 2019 USD ($)	Sep. 09, 2019 USD ($) extension_option	Jun. 29, 2019 USD ($)	May 29, 2019 USD ($)	Aug. 17, 2017 USD ($)	Sep. 30, 2019 USD ($) instrument	Sep. 30, 2018 USD ($)	Sep. 30, 2019 USD ($) instrument	Sep. 30, 2018 USD ($)	Sep. 09, 2019 CAD ($) extension_option	Dec. 31, 2018 USD ($)	Aug. 17, 2017 CAD ($)	Aug. 10, 2016 USD ($) agreement	Aug. 10, 2016 CAD ($) agreement	Jun. 10, 2015 CAD ($)
Debt Instrument [Line Items]
Net proceeds from issuance of senior unsecured notes									$ 297,039,000	$ 0
Loss on extinguishment of debt							$ 644,000	$ 0	10,763,000	0
Payments made to noteholders and legal fees for early redemption									6,897,000	0
Amount outstanding under credit facility							200,000,000		200,000,000			$ 624,000,000
Interest expense							29,255,000	37,305,000	99,181,000	109,880,000
Non-cash interest expense							2,500,000	$ 2,600,000	7,800,000	$ 7,500,000
Accrued interest							15,100,000		15,100,000			24,000,000.0
Prior Credit Agreement
Debt Instrument [Line Items]
Loss on extinguishment of debt							600,000		$ 600,000
Prior Credit Agreement \| Revolving Credit Facility
Debt Instrument [Line Items]
Borrowing capacity						$ 1,000,000,000.0
Borrowing capacity in certain foreign currencies (up to)						$ 175,000,000.0
Number of extension options \| extension_option			2								2
Extension period			6 months
Prior Credit Agreement \| Revolving Credit Facility \| Minimum
Debt Instrument [Line Items]
Annum percent unused borrowing fee						0.125%
Prior Credit Agreement \| Revolving Credit Facility \| Maximum
Debt Instrument [Line Items]
Annum percent unused borrowing fee						0.30%
Prior Credit Agreement \| Revolving Credit Facility \| Prime Rate
Debt Instrument [Line Items]
Basis spread on variable rate									0.50%
Prior Credit Agreement \| Revolving Credit Facility \| Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate									1.00%
Prior Credit Agreement \| Revolving Credit Facility \| Base Rate \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate						0.00%
Prior Credit Agreement \| Revolving Credit Facility \| Base Rate \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate						0.65%
Prior Credit Agreement \| Revolving Credit Facility \| LIBOR \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate						0.875%
Prior Credit Agreement \| Revolving Credit Facility \| LIBOR \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate						1.65%
Prior Credit Agreement \| Line of Credit
Debt Instrument [Line Items]
Borrowing capacity						$ 2,500,000,000
Fifth Amended and Restated Credit Agreement \| Revolving Credit Facility
Debt Instrument [Line Items]
Borrowing capacity			$ 1,000,000,000.0
Borrowing capacity in certain foreign currencies (up to)			$ 175,000,000.0
Extension period			6 months
Amount outstanding under credit facility							200,000,000.0		$ 200,000,000.0
Available borrowing capacity							$ 800,000,000.0		$ 800,000,000.0
Interest rate							3.17%		3.17%
Fifth Amended and Restated Credit Agreement \| Revolving Credit Facility \| Minimum
Debt Instrument [Line Items]
Annum percent unused borrowing fee			0.125%
Fifth Amended and Restated Credit Agreement \| Revolving Credit Facility \| Maximum
Debt Instrument [Line Items]
Annum percent unused borrowing fee			0.30%
Fifth Amended and Restated Credit Agreement \| Revolving Credit Facility \| Base Rate \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate			0.00%
Fifth Amended and Restated Credit Agreement \| Revolving Credit Facility \| Base Rate \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate			0.45%
Fifth Amended and Restated Credit Agreement \| Revolving Credit Facility \| LIBOR \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate			0.775%
Fifth Amended and Restated Credit Agreement \| Revolving Credit Facility \| LIBOR \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate			1.45%
Fifth Amended and Restated Credit Agreement \| Line of Credit
Debt Instrument [Line Items]
Borrowing capacity			$ 2,750,000,000
Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount							$ 1,100,000,000		$ 1,100,000,000			$ 1,300,000,000
Senior Notes \| 5.375% Senior Unsecured Notes due 2023
Debt Instrument [Line Items]
Interest rate							5.375%		5.375%
Senior Notes \| 5.375% Senior Unsecured Notes due 2023 \| Subsequent Event
Debt Instrument [Line Items]
Aggregate principal amount redeemed	$ 200,000,000.0
Percentage of principal amount redeemed	101.792%
Loss on extinguishment of debt	$ 5,600,000
Payments made to noteholders and legal fees for early redemption	3,600,000
Write-offs associated with unamortized deferred financing and premium costs	$ 2,000,000.0
Senior Notes \| 4.80% Senior Unsecured Notes Due 2024
Debt Instrument [Line Items]
Aggregate principal amount					$ 300,000,000.0
Net proceeds from issuance of senior unsecured notes					$ 295,300,000
Interest rate					4.80%		4.80%		4.80%
Senior Notes \| 4.80% Senior Unsecured Notes Due 2024 \| Redemption Period One
Debt Instrument [Line Items]
Redemption price percentage					100.00%
Senior Notes \| 4.80% Senior Unsecured Notes Due 2024 \| Redemption Period Two
Debt Instrument [Line Items]
Redemption price percentage					100.00%
Senior Notes \| 5.5% Senior Unsecured Notes due 2021
Debt Instrument [Line Items]
Interest rate							5.50%		5.50%
Aggregate principal amount redeemed				$ 500,000,000.0
Percentage of principal amount redeemed				101.375%
Loss on extinguishment of debt									$ 10,100,000
Payments made to noteholders and legal fees for early redemption									6,900,000
Write-offs associated with unamortized deferred financing and premium costs									$ 3,200,000
Senior Notes \| 3.90% Senior Unsecured Notes due 2029 \| Subsequent Event
Debt Instrument [Line Items]
Aggregate principal amount		$ 350,000,000.0
Net proceeds from issuance of senior unsecured notes		$ 340,500,000
Interest rate		3.90%
Senior Notes \| 3.90% Senior Unsecured Notes due 2029 \| Subsequent Event \| Redemption Period One
Debt Instrument [Line Items]
Redemption price percentage		100.00%
Senior Notes \| 3.90% Senior Unsecured Notes due 2029 \| Subsequent Event \| Redemption Period Two
Debt Instrument [Line Items]
Redemption price percentage		100.00%
Senior Notes \| 5.125% Senior Unsecured Notes due 2026
Debt Instrument [Line Items]
Interest rate							5.125%		5.125%
Senior Notes \| 5.38% Senior Unsecured Notes due 2027
Debt Instrument [Line Items]
Interest rate							5.38%		5.38%
U.S. Dollar Term Loan
Debt Instrument [Line Items]
Aggregate principal amount														$ 245,000,000.0
U.S. Dollar Term Loan \| Interest Rate Swap
Debt Instrument [Line Items]
Fixed interest rate under swap														0.90%	0.90%
Number of derivative agreements \| agreement														2	2
U.S. Dollar Term Loan \| Care Capital Properties
Debt Instrument [Line Items]
Aggregate principal amount							$ 600,000,000		$ 600,000,000
U.S. Dollar Term Loan \| Care Capital Properties \| Interest Rate Swap
Debt Instrument [Line Items]
Fixed interest rate under swap							1.31%		1.31%
Number of derivative agreements \| instrument							8		8
U.S. Dollar Term Loan \| Prior Credit Agreement
Debt Instrument [Line Items]
Aggregate principal amount						$ 1,100,000,000
U.S. Dollar Term Loan \| Prior Credit Agreement \| Base Rate \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate						0.00%
U.S. Dollar Term Loan \| Prior Credit Agreement \| Base Rate \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate						0.90%
U.S. Dollar Term Loan \| Prior Credit Agreement \| LIBOR \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate						0.90%
U.S. Dollar Term Loan \| Prior Credit Agreement \| LIBOR \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate						1.90%
U.S. Dollar Term Loan \| Prior Credit Agreement \| Redemption Period Two
Debt Instrument [Line Items]
Aggregate principal amount						$ 200,000,000.0
U.S. Dollar Term Loan \| Fifth Amended and Restated Credit Agreement
Debt Instrument [Line Items]
Aggregate principal amount			$ 1,100,000,000
U.S. Dollar Term Loan \| Fifth Amended and Restated Credit Agreement \| Base Rate \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate			0.00%
U.S. Dollar Term Loan \| Fifth Amended and Restated Credit Agreement \| Base Rate \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate			0.65%
U.S. Dollar Term Loan \| Fifth Amended and Restated Credit Agreement \| LIBOR \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate			0.85%
U.S. Dollar Term Loan \| Fifth Amended and Restated Credit Agreement \| LIBOR \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate			1.65%
U.S. Dollar Term Loan \| Fifth Amended and Restated Credit Agreement \| Redemption Period One
Debt Instrument [Line Items]
Aggregate principal amount			$ 250,000,000.0
U.S. Dollar Term Loan \| Fifth Amended and Restated Credit Agreement \| Redemption Period Two
Debt Instrument [Line Items]
Aggregate principal amount			$ 350,000,000.0
Canadian Dollar Term Loan
Debt Instrument [Line Items]
Aggregate principal amount															$ 35,000,000.0	$ 90,000,000.0
Fixed interest rate under swap																1.59%
Canadian Dollar Term Loan \| Interest Rate Swap
Debt Instrument [Line Items]
Fixed interest rate under swap														0.93%	0.93%
Number of derivative agreements \| agreement														1	1
Canadian Dollar Term Loan \| Prior Credit Agreement
Debt Instrument [Line Items]
Aggregate principal amount													$ 125,000,000.0
Canadian Dollar Term Loan \| Prior Credit Agreement \| CDOR \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate						0.90%
Canadian Dollar Term Loan \| Prior Credit Agreement \| CDOR \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate						1.90%
Canadian Dollar Term Loan \| Fifth Amended and Restated Credit Agreement
Debt Instrument [Line Items]
Aggregate principal amount											$ 125,000,000.0
Canadian Dollar Term Loan \| Fifth Amended and Restated Credit Agreement \| CDOR \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate			0.85%
Canadian Dollar Term Loan \| Fifth Amended and Restated Credit Agreement \| CDOR \| Maximum
Debt Instrument [Line Items]
Basis spread on variable rate			1.65%