Entity Central Index Key Business combination recognized identifiable assets acquired and liabilities assumed non current liabilities long term debt net. Business combination recognized identifiable assets acquired and liabilities assumed net working capital. Finite lived intangible liabilities gross. Finite lived intangible liabilities accumulated amortization. Finite lived intangible liabilities amortization remainder of fiscal year. Finite-lived intangible liabilities amortization year two. Finite-lived intangible liabilities amortization year three. Finite-lived intangible liabilities amortization year four. Finite-lived intangible liabilities amortization year five. Finite-lived intangible liabilities amortization after year five. Document And Entity Information [Abstract] Document And Entity Information [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Entity Registrant Name Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Well-known Seasoned Issuer Entity Well Known Seasoned Issuer Entity Current Reporting Status Entity Current Reporting Status Entity Voluntary Filers Entity Voluntary Filers Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Entity Public Float Entity Public Float Excess stock value. Stockholders equity and temporary equity including portion attributable to noncontrolling interest. Statement Of Financial Position [Abstract] ASSETS Assets [Abstract] Real estate assets: Real Estate Investment Property Net [Abstract] Real estate investment properties, net (including VIEs $112,929 and $103,691, respectively) Real Estate Investment Property Net Real estate under development, including land (including VIEs $80,473 and $58,994 respectively) Development In Process Total real estate assets, net Real Estate Investments Intangibles, net (including VIEs $2,891 and $4,015 respectively) Finite Lived Intangible Assets Net Cash (including VIEs $916 and $3,904 respectively) Cash And Cash Equivalents At Carrying Value Deferred rent and lease incentives (including VIEs $3,061 and $3,096 respectively) Deferred Rent Receivables Net Other assets (including VIEs $1,130 and $1,000 respectively) Other Assets Real estate held for sale, net Real Estate Heldforsale Restricted cash (including VIEs $20 and $974 respectively) Restricted Cash And Cash Equivalents Total assets Assets LIABILITIES AND EQUITY Liabilities And Stockholders Equity [Abstract] Liabilities: Liabilities [Abstract] Mortgages and other notes payable, net (including VIEs $104,890 and $85,093 respectively) Notes And Loans Payable Credit facilities Line Of Credit Accounts payable and accrued liabilities (including VIEs $16,830 and $11,412 respectively) Accounts Payable And Accrued Liabilities Current And Noncurrent Other liabilities (including VIEs $976 and $1,387 respectively) Other Liabilities Due to related parties (including VIEs $107 and $136 respectively) Due To Related Parties Current And Noncurrent Total liabilities Liabilities Commitments and contingencies (Note 15) Commitments And Contingencies Redeemable noncontrolling interest Redeemable Noncontrolling Interest Equity Carrying Amount Stockholders' equity: Stockholders Equity [Abstract] Preferred stock, $0.01 par value per share, 200,000 shares authorized; none issued or outstanding Preferred Stock Value Excess shares, $0.01 par value per share, 300,000 shares authorized; none issued or outstanding Excess Stock Value Common stock, $0.01 par value per share, 1,120,000 shares authorized, 180,188 and 175,824 shares issued, and 175,070 and 174,430 shares outstanding, respectively Common Stock Value Capital in excess of par value Additional Paid In Capital Common Stock Accumulated loss Retained Earnings Accumulated Deficit Accumulated distributions Accumulated Distributions In Excess Of Net Income Accumulated other comprehensive loss Accumulated Other Comprehensive Income Loss Net Of Tax Total stockholders' equity Stockholders Equity Noncontrolling interest Minority Interest Total equity Stockholders Equity And Temporary Equity Including Portion Attributable To Noncontrolling Interest Total liabilities and equity Liabilities And Stockholders Equity Excess stock par or stated value per share. Statement [Table] Statement [Table] Variable Interest Entities Variable Interest Entities By Classification Of Entity [Axis] Variable Interest Entity, Classification Classification Of Variable Interest Entity [Domain] VIEs Variable Interest Entity Primary Beneficiary [Member] Statement [Line Items] Statement [Line Items] Real estate investment properties, net Real estate under development, including land Intangibles, net Cash Deferred rent and lease incentives Other assets Restricted cash Mortgages and other notes payable, net Accounts payable and accrued liabilities Other liabilities Due to related parties Preferred stock, par value Preferred Stock Par Or Stated Value Per Share Preferred stock, shares authorized Preferred Stock Shares Authorized Preferred stock, shares issued Preferred Stock Shares Issued Preferred stock, shares outstanding Preferred Stock Shares Outstanding Excess shares, par value Excess Stock Par Or Stated Value Per Share Excess shares, shares authorized Excess Stock Shares Authorized Excess shares, shares issued Excess Stock Shares Issued Excess shares, shares outstanding Excess Stock Shares Outstanding Common stock, par value Common Stock Par Or Stated Value Per Share Common stock, shares authorized Common Stock Shares Authorized Common stock, shares issued Common Stock Shares Issued Common stock, shares outstanding Common Stock Shares Outstanding Income Statement [Abstract] Revenues: Revenues [Abstract] Rental income from operating leases Operating Leases Income Statement Lease Revenue Resident fees and services Health Care Organization Resident Service Revenue Tenant reimbursement income Reimbursement Revenue Interest income on note receivable from related party Interest Income Related Party Total revenues Revenues Operating expenses: Costs And Expenses [Abstract] Property operating expenses Direct Costs Of Leased And Rented Property Or Equipment General and administrative General And Administrative Expense Acquisition fees and expenses Business Combination Acquisition Related Costs Asset management fees Asset Management Costs Property management fees Owned Property Management Costs Contingent purchase price consideration adjustment Other Operating Income Expense Net Impairment provision Impairment Of Real Estate Loss on lease terminations Gain Loss On Contract Termination Depreciation and amortization Depreciation And Amortization Total operating expenses Costs And Expenses Operating income (loss) Operating Income Loss Other income (expense): Nonoperating Income Expense [Abstract] Interest and other income Interest And Other Income Interest expense and loan cost amortization Interest And Debt Expense Equity in earnings (loss) of unconsolidated entities Income Loss From Equity Method Investments Gain on purchase of controlling interest of investment in unconsolidated entity Business Combination Bargain Purchase Gain Recognized Amount Total other expense Nonoperating Income Expense Income tax expense Income Tax Expense Benefit Loss before gain on sale of real estate Income Loss Before Gain Or Loss On Sale Of Properties Extraordinary Items And Cumulative Effects Of Accounting Changes Gain on sale of real estate Gain Loss On Sale Of Properties Net loss Profit Loss Less: Net loss attributable to noncontrolling interest Net Income Loss Attributable To Noncontrolling Interest Net loss attributable to common stockholders Net Income Loss Net loss per share of common stock (basic and diluted) Earnings Per Share Basic And Diluted Weighted average number of shares of common stock outstanding (basic and diluted) Weighted Average Number Of Share Outstanding Basic And Diluted Distributions declared per share of common stock Common Stock Dividends Per Share Declared Amount after tax of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Other comprehensive income loss reclassification of cash flow hedges due to ineffectiveness net of tax. Other comprehensive income (loss) unrealized gain (loss) on derivative instruments of equity method investments portion attributable to parent. Statement Of Income And Comprehensive Income [Abstract] Net loss Other comprehensive income (loss): Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent [Abstract] Unrealized gain (loss) on derivative financial instruments, net Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax Excluding Equity Method Investments Reclassification of cash flow hedges upon derecognition Other Comprehensive Income Loss Reclassification Adjustment From A O C I On Derivatives Net Of Tax Reclassification of cash flow hedges due to ineffectiveness Other Comprehensive Income Loss Reclassification Of Cash Flow Hedges Due To Ineffectiveness Net Of Tax Unrealized gain (loss) on derivative financial instruments of equity method investments Other Comprehensive Income Loss Unrealized Gain Loss On Derivative Instruments Of Equity Method Investments Portion Attributable To Parent Total other comprehensive income (loss) Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent Comprehensive loss Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest Less: Comprehensive loss attributable to noncontrolling interest Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest Comprehensive loss attributable to common stockholders Comprehensive Income Net Of Tax Adjustments to additional paid in capital distribution to holder of promoted interest. Statement Of Stockholders Equity [Abstract] Equity Components Statement Equity Components [Axis] Equity Component Equity Component [Domain] Redeemable noncontrolling interests. Redeemable Noncontrolling Interest Redeemable Noncontrolling Interests [Member] Common Stock Common Stock [Member] Capital in Excess of Par Value Additional Paid In Capital [Member] Accumulated Loss Retained Earnings [Member] Accumulated Distributions Accumulated Distributions In Excess Of Net Income [Member] Accumulated Other Comprehensive Loss Accumulated Other Comprehensive Income [Member] Total of all stockholders' equity items at the end of accounting period. Total Stockholders' Equity Stockholders Equity [Member] Non- controlling Interest Noncontrolling Interest [Member] Beginning Balance Beginning Balance (in shares) Subscriptions received for common stock through reinvestment plan Stock Issued During Period Value New Issues Subscriptions received for common stock through public offering and reinvestment plan (in shares) Stock Issued During Period Shares New Issues Stock distributions Stock Issued During Period Value Stock Dividend Stock distributions, shares Common Stock Dividends Shares Redemptions of common stock Stock Redeemed Or Called During Period Value Redemption of common stock, shares Stock Redeemed Or Called During Period Shares Stock issuance and offering costs Adjustments To Additional Paid In Capital Stock Issued Issuance Costs Other comprehensive income (loss) Distribution to holder of noncontrolling interest Minority Interest Decrease From Distributions To Noncontrolling Interest Holders Distributions to holders of promoted interest Adjustments To Additional Paid In Capital Distribution To Holder Of Promoted Interest Cash distributions declared and paid or reinvested Dividends Common Stock Cash Contribution from noncontrolling interests Noncontrolling Interest Increase From Subsidiary Equity Issuance Ending Balance Ending Balance (in shares) Proceeds from contingent purchase price consideration. Proceeds from redeemable minority shareholders. Payment of distribution to holder of promoted interest payment. Payments of contingent purchase price consideration. Statement Of Cash Flows [Abstract] Operating activities: Net Cash Provided By Used In Operating Activities Continuing Operations [Abstract] Adjustments to reconcile net loss to net cash provided by operating activities: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Amortization of loan costs Amortization Of Financing Costs Accretion of note origination costs Accretion Expense Amortization of above and below market intangibles Amortization Of Above And Below Market Leases Straight-line rent adjustments Straight Line Rent Adjustments Unrealized (gain) loss from mark-to-market adjustments on swaps Unrealized Gain Loss On Derivatives Loss on extinguishment of debt Gains Losses On Extinguishment Of Debt Equity in earnings of unconsolidated entities, net of distributions Income Loss From Equity Method Investments Net Of Dividends Or Distributions Impairment provision Restructuring Settlement And Impairment Provisions Gain on sale of real estate Gain on purchase of controlling interest in unconsolidated entity Bad debt expense Provision For Doubtful Accounts Changes in operating assets and liabilities: Increase Decrease In Operating Capital [Abstract] Other assets Increase Decrease In Other Operating Assets Deferred rent and lease incentives Increase Decrease In Prepaid Rent Due from related parties Increase Decrease In Due From Related Parties Current Accounts payable and accrued liabilities Increase Decrease In Accounts Payable And Accrued Liabilities Other liabilities Increase Decrease In Other Operating Liabilities Due to related parties Increase Decrease In Due To Related Parties Current Net cash flows provided by operating activities Net Cash Provided By Used In Operating Activities Continuing Operations Investing activities: Net Cash Provided By Used In Investing Activities Continuing Operations [Abstract] Acquisition of properties Payments To Acquire Property Plant And Equipment Development of properties Payments To Develop Real Estate Assets Proceeds from sale of real estate Proceeds From Sale Of Real Estate Heldforinvestment Issuance of note receivable to related party Origination Of Notes Receivable From Related Parties Collection of note receivable from related party Proceeds From Sale Of Notes Receivable Distribution from unconsolidated entities Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital Purchase of controlling interest in unconsolidated entity Payments To Acquire Interest In Subsidiaries And Affiliates Investment in unconsolidated entities Payments To Acquire Equity Method Investments Receipt of contingent purchase price consideration Proceeds From Contingent Purchase Price Consideration Changes in restricted cash Increase Decrease In Restricted Cash Capital expenditures Payments To Acquire Productive Assets Payment of leasing costs Payments For Leasing Costs Deposits on real estate Payments For Deposits On Real Estate Acquisitions Net cash used in investing activities Net Cash Provided By Used In Investing Activities Continuing Operations Stock issuance and other offering costs incurred unpaid. Loan Costs Incurred Unpaid Redemptions payable. Contribution by noncontrolling interest non cash. Loan cost amortization on development properties. Payment of distribution to holder of promoted interest. Financing activities: Net Cash Provided By Used In Financing Activities Continuing Operations [Abstract] Subscriptions received for common stock through public offering Proceeds From Issuance Of Common Stock Payment of stock issuance and offering costs Payments Of Stock Issuance Costs Distributions to stockholders, net of distribution reinvestments Payments Of Dividends Redemptions of common stock Payments For Repurchase Of Common Stock Contribution from redeemable noncontrolling interest Proceeds From Redeemable Minority Shareholders Contribution from noncontrolling interest Proceeds From Minority Shareholders Distributions to holder of noncontrolling interest Payments To Minority Shareholders Distribution to holder of promoted interest Payment Of Distribution To Holder Of Promoted Interest Payment Draws under revolving credit facilities Proceeds From Lines Of Credit