XML 107 R93.htm IDEA: XBRL DOCUMENT
v3.20.4

Supplemental Disclosure of Cash Flow Information - Supplemental Disclosure of Cash Flow Information (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Supplemental Cash Flow Information [Abstract] |  |  |
Interest paid | $ 204,696 | $ 244,469 | $ 260,706
Income taxes paid, net of refunds | 8,878 | 1,534 | 2,058
Capital expenditures, net of related payables | 185,871 | 304,092 | 225,473
Loss (gain) on debt modification and extinguishment, net | 10,896 | (5,247) | (11,677)
Investments in unconsolidated ventures | (4,082) | (4,346) | (9,124)
Loss (gain) on sale of assets, net | (374,532) | (7,245) | (293,246)
Proceeds from sale of other assets, net: |  |  |
Prepaid expenses and other assets, net | 24,707 | 55,873 | 26,762
Loss (gain) on sale of assets, net | (374,532) | (7,245) | (293,246)
Loss (gain) on facility lease termination and modification, net | (2,303) | 3,388 | 162,001
Net cash paid | 0 | 0 | 12,548
Capital expenditures, net of related payables: |  |  |
Supplemental Cash Flow Information [Abstract] |  |  |
Capital expenditures, net of related payables | 185,871 | 304,092 | 225,473
Trade accounts payable | 4,766 | 8,891 | 4,663
Acquisition of communities from Healthpeak: |  |  |
Supplemental Cash Flow Information [Abstract] |  |  |
Property, plant and equipment and leasehold intangibles, net | 286,734 | 0 | 0
Operating lease right-of-use assets | (63,285) | 0 | 0
Financing lease obligations | 129,196 | 0 | 0
Operating lease obligations | 74,335 | 0 | 0
Loss (gain) on debt modification and extinguishment, net | (19,731) | 0 | 0
Net cash paid | 407,249 | 0 | 0
Proceeds from sale of other assets, net: |  |  |
Property, plant and equipment and leasehold intangibles, net | 286,734 | 0 | 0
Master Agreement with Ventas: |  |  |
Supplemental Cash Flow Information [Abstract] |  |  |
Property, plant and equipment and leasehold intangibles, net | (66,444) | 0 | 0
Operating lease right-of-use assets | (153,213) | 0 | 0
Financing lease obligations | 7,077 | 0 | 0
Operating lease obligations | 362,944 | 0 | 0
Net cash paid | 119,180 | 0 | 0
Other assets, net | (42,354) | 0 | 0
Long-term debt | 34,053 | 0 | 0
Additional paid-in-capital | (22,883) | 0 | 0
Proceeds from sale of other assets, net: |  |  |
Property, plant and equipment and leasehold intangibles, net | (66,444) | 0 | 0
Acquisition of other assets, net of related payables and cash received: |  |  |
Supplemental Cash Flow Information [Abstract] |  |  |
Property, plant and equipment and leasehold intangibles, net | 684 | 44 | 237,563
Net cash paid | 64,944 | 497 | 271,771
Other intangible assets, net | 0 | 453 | 4,345
Other liabilities | 0 | 0 | 2,433
Proceeds from sale of other assets, net: |  |  |
Property, plant and equipment and leasehold intangibles, net | 684 | 44 | 237,563
Financing lease obligations | 64,260 | 0 | 36,120
Proceeds from sale of CCRC Venture, net: |  |  |
Supplemental Cash Flow Information [Abstract] |  |  |
Investments in unconsolidated ventures | (14,848) | 0 | 0
Current portion of long-term debt | 34,706 | 0 | 0
Other liabilities | 60,748 | 0 | 0
Loss (gain) on sale of assets, net | 369,831 | 0 | 0
Net cash received | (289,225) | 0 | 0
Proceeds from sale of other assets, net: |  |  |
Other liabilities | 60,748 | 0 | 0
Loss (gain) on sale of assets, net | 369,831 | 0 | 0
Proceeds from sale of other assets, net: |  |  |
Supplemental Cash Flow Information [Abstract] |  |  |
Property, plant and equipment and leasehold intangibles, net | (938) | (379) | (93,098)
Other liabilities | (786) | (1,479) | 1,139
Loss (gain) on sale of assets, net | (4,701) | (7,245) | (249,754)
Proceeds from sale of other assets, net: |  |  |
Prepaid expenses and other assets, net | (1,318) | (4,422) | (4,950)
Assets held for sale | 34,348 | 79,054 | 197,111
Property, plant and equipment and leasehold intangibles, net | (938) | (379) | (93,098)
Investments in unconsolidated ventures | 0 | (156) | (58,179)
Financing lease obligations | 0 | 0 | 93,514
Refundable fees and deferred revenue | 0 | 0 | 8,632
Other liabilities | (786) | (1,479) | 1,139
Loss (gain) on sale of assets, net | (4,701) | (7,245) | (249,754)
Net cash received | (42,091) | (92,735) | (499,807)
Lease termination and modification, net |  |  |
Supplemental Cash Flow Information [Abstract] |  |  |
Property, plant and equipment and leasehold intangibles, net | 0 | 0 | (87,464)
Loss (gain) on sale of assets, net | 0 | 0 | (5,761)
Proceeds from sale of other assets, net: |  |  |
Prepaid expenses and other assets, net | 0 | 0 | (2,804)
Property, plant and equipment and leasehold intangibles, net | 0 | 0 | (87,464)
Loss (gain) on sale of assets, net | 0 | 0 | (5,761)
Loss (gain) on facility lease termination and modification, net | 0 | 0 | 34,283
Financing lease right-of-use assets | 0 | 0 | 58,099
Deferred liabilities | 0 | 0 | 70,835
Net cash paid | 0 | 0 | 67,188
Non-Development | Capital expenditures, net of related payables: |  |  |
Supplemental Cash Flow Information [Abstract] |  |  |
Capital expenditures, net of related payables | 139,592 | 235,797 | 182,249
Development | Capital expenditures, net of related payables: |  |  |
Supplemental Cash Flow Information [Abstract] |  |  |
Capital expenditures, net of related payables | 13,667 | 24,595 | 24,687
Non-development - Reimbursable | Capital expenditures, net of related payables: |  |  |
Supplemental Cash Flow Information [Abstract] |  |  |
Capital expenditures, net of related payables | 27,846 | 34,809 | 12,165
Development - Reimbursable | Capital expenditures, net of related payables: |  |  |
Supplemental Cash Flow Information [Abstract] |  |  |
Capital expenditures, net of related payables | $ 0 | $ 0 | $ 1,709

X
- Definition Financing Lease Obligations + References No definition available. + Details
Name: | bkd_FinancingLeaseObligations
Namespace Prefix: | bkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Increase (Decrease) In Financing Lease Obligations + References No definition available. + Details
Name: | bkd_IncreaseDecreaseInFinancingLeaseObligations
Namespace Prefix: | bkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition (Increase) Decrease In Other Liabilities + References No definition available. + Details
Name: | bkd_IncreaseDecreaseInOtherLiabilities
Namespace Prefix: | bkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Increase (Decrease) In Property, Plant And Equipment And Leasehold Intangibles, Net + References No definition available. + Details
Name: | bkd_IncreaseDecreaseInPropertyPlantAndEquipmentAndLeaseholdIntangiblesNet
Namespace Prefix: | bkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Increase (Decrease) In Refundable Entrance Fees And Deferred Revenue + References No definition available. + Details
Name: | bkd_IncreaseDecreaseInRefundableEntranceFeesAndDeferredRevenue
Namespace Prefix: | bkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Increase (Decrease) of Long-term Debt, Current Maturities + References No definition available. + Details
Name: | bkd_IncreaseDecreaseofLongtermDebtCurrentMaturities
Namespace Prefix: | bkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Operating Lease Obligation + References No definition available. + Details
Name: | bkd_OperatingLeaseObligation
Namespace Prefix: | bkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Operating Lease, Right Of Use Assets + References No definition available. + Details
Name: | bkd_OperatingLeaseRightOfUseAssets
Namespace Prefix: | bkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Payments (Proceeds) For Lease Termination + References No definition available. + Details
Name: | bkd_PaymentsProceedsForLeaseTermination
Namespace Prefix: | bkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Proceeds (Repayments) from Sale of Property, Plant, and Equipment, Net + References No definition available. + Details
Name: | bkd_ProceedsRepaymentsfromSaleofPropertyPlantandEquipmentNet
Namespace Prefix: | bkd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of increase (decrease) to additional paid in capital (APIC) resulting from changes in fair value of common and preferred stock issued to employee benefit trust but unearned. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 + Details
Name: | us-gaap_AdjustmentsToAdditionalPaidInCapitalMarkToMarket
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of increase in lease obligation from new lease. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4313-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586 + Details
Name: | us-gaap_CapitalLeaseObligationsIncurred
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Net increase or decrease in the carrying amount of the debt instrument for the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + Details
Name: | us-gaap_DebtInstrumentIncreaseDecreaseForPeriodNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee. + 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=121586364&loc=d3e3602-108585 + Details
Name: | us-gaap_GainLossOnDispositionOfAssets1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of gain (loss) on termination of lease before expiration of lease term. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 40 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121604053&loc=SL77918607-209975 + Details
Name: | us-gaap_GainLossOnTerminationOfLease
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- 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=121586364&loc=d3e3602-108585 + Details
Name: | us-gaap_GainsLossesOnExtinguishmentOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4297-108586 + Details
Name: | us-gaap_IncomeTaxesPaidNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Change in recurring obligations of a business that arise from the acquisition of merchandise, materials, supplies and services used in the production and sale of goods and services. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInAccountsPayableTrade
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The increase (decrease) during the period in book value of long-lived assets that the reporting entity plans to sell within one year (or one business cycle). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInAssetsHeldForSale
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Change during the period in carrying value for all deferred liabilities due within one year or operating cycle. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInDeferredLiabilities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of increase (decrease) in operating assets classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInOtherOperatingAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of increase (decrease) in prepaid expenses, and assets classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4297-108586 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3367-108585 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585 + Details
Name: | us-gaap_InterestPaidNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of liabilities, classified as other, assumed in acquiring a business or in consideration for an asset received in a noncash or part noncash acquisition. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4313-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4332-108586 + Details
Name: | us-gaap_NoncashOrPartNoncashAcquisitionOtherLiabilitiesAssumed1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The net cash outflow or inflow associated with the acquisition or sale of a business segment during the period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690 + Details
Name: | us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireEquityMethodInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireIntangibleAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585 + Details
Name: | us-gaap_ProceedsFromDivestitureOfBusinesses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ProceedsFromSaleOfProductiveAssetsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SupplementalCashFlowInformationAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_NoncashOrPartNoncashAcquisitionsByUniqueDescriptionAxis=bkd_AdditionsToPropertyPlantAndEquipmentAndLeaseholdImprovementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_NoncashOrPartNoncashAcquisitionsByUniqueDescriptionAxis=bkd_AcquisitionOfCommunitiesFromHealthpeakMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_NoncashOrPartNoncashAcquisitionsByUniqueDescriptionAxis=bkd_VentasMasterLeaseAndDebtModificationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_NoncashOrPartNoncashAcquisitionsByUniqueDescriptionAxis=us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_NoncashOrPartNoncashAcquisitionsByUniqueDescriptionAxis=bkd_CCRCVenturesLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_NoncashOrPartNoncashAcquisitionsByUniqueDescriptionAxis=bkd_ProceedsFromSaleOfAssetsNetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_NoncashOrPartNoncashAcquisitionsByUniqueDescriptionAxis=bkd_LeaseTerminationAndModificationNetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bkd_CapitalExpenditureTypeAxis=bkd_NonDevelopmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bkd_CapitalExpenditureTypeAxis=bkd_DevelopmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bkd_CapitalExpenditureTypeAxis=bkd_NondevelopmentReimbursableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bkd_CapitalExpenditureTypeAxis=bkd_DevelopmentReimbursableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |