$OPI
OFFICE PROPERTIES INCOME TRUST Stock $opi

$opi Overview Financials Valuation SEC Filings Company Website

2019 Q4 Form 10-K Financial Statement

#000145677220000009 Filed on February 20, 2020

Income Statement

Concept	2019 Q4	2019 Q3	2019 Q2
Revenue	$160.2M	$167.4M	$176.0M
YoY Change	54.53%	57.78%	62.86%
Cost Of Revenue	$49.10M	$49.20M	$47.80M
YoY Change	37.54%	45.13%	40.59%
Gross Profit	$111.1M	$118.2M	$128.2M
YoY Change	63.38%	63.71%	73.01%
Gross Profit Margin	69.36%	70.6%	72.83%
Selling, General & Admin	$15.20M	$17.50M	$16.20M
YoY Change	-371.43%	-42.05%	54.29%
% of Gross Profit	13.68%	14.81%	12.64%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$62.20M	$73.60M	$74.10M
YoY Change	91.38%	74.0%	75.18%
% of Gross Profit	55.99%	62.27%	57.8%
Operating Expenses	$78.70M	$92.50M	$90.20M
YoY Change	186.18%	27.24%	69.87%
Operating Profit	$32.40M	$25.70M	$38.00M
YoY Change	-20.0%	-697.26%	78.41%
Interest Expense	-$29.80M	$32.37M	$35.35M
YoY Change	-56.18%	38.47%	51.68%
% of Operating Profit	-91.98%	125.94%	93.02%
Other Income/Expense, Net
YoY Change
Pretax Income	$66.00M	-$3.587M	-$64.76M
YoY Change	-412.8%	-63.43%	-348.15%
Income Tax	$300.0K	$156.0K	-$130.0K
% Of Pretax Income	0.45%
Net Earnings	$65.00M	-$3.939M	-$64.77M
YoY Change	-260.89%	777.28%	-318.13%
Net Earnings / Revenue	40.58%	-2.35%	-36.8%
Basic Earnings Per Share
Diluted Earnings Per Share	$1.351M	-$81.08K	-$1.350M
COMMON SHARES
Basic Shares Outstanding	48.20M shares	48.07M shares	48.05M shares
Diluted Shares Outstanding		48.07M shares	48.05M shares

Balance Sheet

Concept	2019 Q4	2019 Q3	2019 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$93.70M	$29.00M	$21.10M
YoY Change	165.44%	202.08%	12.83%
Cash & Equivalents	$93.74M	$29.00M	$21.10M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables	$83.60M	$70.20M	$70.60M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$177.3M	$99.20M	$91.70M
YoY Change	65.08%	52.85%	14.34%
LONG-TERM ASSETS
Property, Plant & Equipment	$3.838B	$3.990B	$4.347B
YoY Change	-17.03%	69.68%	56.09%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$39.80M	$40.50M	$41.60M
YoY Change	-8.92%	-91.87%	-90.89%
Other Assets	$117.9M	$197.3M	$164.3M
YoY Change	-58.31%	-54.46%	549.41%
Total Long-Term Assets	$4.016B	$4.261B	$4.713B
YoY Change	-21.74%	24.61%	37.49%
TOTAL ASSETS
Total Short-Term Assets	$177.3M	$99.20M	$91.70M
Total Long-Term Assets	$4.016B	$4.261B	$4.713B
Total Assets	$4.193B	$4.360B	$4.804B
YoY Change	-19.96%	25.14%	36.96%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$125.0M	$118.3M	$159.1M
YoY Change	-14.09%	82.28%	97.15%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$132.1M	$126.0M	$165.7M
YoY Change	-26.77%	42.86%	88.72%
LONG-TERM LIABILITIES
Long-Term Debt	$2.327B	$2.536B	$2.923B
YoY Change	-28.5%	18.61%	37.44%
Other Long-Term Liabilities	$27.90M	$31.50M	$19.40M
YoY Change	14.81%	67.55%	65.81%
Total Long-Term Liabilities	$2.355B	$2.568B	$2.942B
YoY Change	-28.18%	19.04%	37.6%
TOTAL LIABILITIES
Total Short-Term Liabilities	$132.1M	$126.0M	$165.7M
Total Long-Term Liabilities	$2.355B	$2.568B	$2.942B
Total Liabilities	$2.487B	$2.694B	$3.108B
YoY Change	-28.1%	19.98%	39.61%
SHAREHOLDERS EQUITY
Retained Earnings	$177.2M	$112.2M	$116.1M
YoY Change	20.65%	-45.16%	-43.36%
Common Stock	$2.613B	$2.613B	$2.612B
YoY Change	0.1%	32.61%	32.63%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.706B	$1.667B	$1.696B
YoY Change
Total Liabilities & Shareholders Equity	$4.193B	$4.360B	$4.804B
YoY Change	-19.96%	25.14%	36.96%

Cashflow Statement

Concept	2019 Q4	2019 Q3	2019 Q2
OPERATING ACTIVITIES
Net Income	$65.00M	-$3.939M	-$64.77M
YoY Change	-260.89%	777.28%	-318.13%
Depreciation, Depletion And Amortization	$62.20M	$73.60M	$74.10M
YoY Change	91.38%	74.0%	75.18%
Cash From Operating Activities	$67.20M	$40.30M	$89.10M
YoY Change	172.06%	50.94%	53.09%
INVESTING ACTIVITIES
Capital Expenditures	-$26.60M	-$17.90M	-$8.100M
YoY Change	78.52%	58.41%	-21.36%
Acquisitions
YoY Change
Other Investing Activities	$264.6M	$388.8M	$26.70M
YoY Change	-57.78%	8941.86%	-79.95%
Cash From Investing Activities	$238.0M	$370.9M	$18.60M
YoY Change	-61.1%	-5398.57%	-84.87%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-237.6M	-402.9M	-107.5M
YoY Change	-61.02%	1303.83%	-41.0%
NET CHANGE
Cash From Operating Activities	67.20M	40.30M	89.10M
Cash From Investing Activities	238.0M	370.9M	18.60M
Cash From Financing Activities	-237.6M	-402.9M	-107.5M
Net Change In Cash	67.60M	8.300M	200.0K
YoY Change	151.3%	-192.22%	-118.18%
FREE CASH FLOW
Cash From Operating Activities	$67.20M	$40.30M	$89.10M
Capital Expenditures	-$26.60M	-$17.90M	-$8.100M
Free Cash Flow	$93.80M	$58.20M	$97.20M
YoY Change	136.87%	53.16%	41.9%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2019	dei	Amendment Flag AmendmentFlag	false
CY2019	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2019	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2019	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2019
CY2019	dei	Entity Central Index Key EntityCentralIndexKey	0001456772
CY2017	opi	Related Party Transaction Amortization Of Liability RelatedPartyTransactionAmortizationOfLiability	603000	USD
CY2018	opi	Related Party Transaction Amortization Of Liability RelatedPartyTransactionAmortizationOfLiability	603000	USD
CY2018Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2018Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	48082903	shares
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	48201941	shares
CY2018Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	48082903	shares
CY2019Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	48201941	shares
CY2017	us-gaap	Incentive Fee Expense IncentiveFeeExpense	0	USD
CY2018	us-gaap	Incentive Fee Expense IncentiveFeeExpense	0	USD
CY2017	us-gaap	Related Party Transaction Amounts Of Transaction RelatedPartyTransactionAmountsOfTransaction	484000	USD
CY2018	us-gaap	Related Party Transaction Amounts Of Transaction RelatedPartyTransactionAmountsOfTransaction	484000	USD
CY2018Q4	us-gaap	Stockholders Equity Note Stock Split Conversion Ratio1 StockholdersEquityNoteStockSplitConversionRatio1	0.25
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	21158000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	24830000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	48062000	shares
CY2019	dei	Document Type DocumentType	10-K
CY2019	dei	Document Annual Report DocumentAnnualReport	true
CY2019	dei	Document Period End Date DocumentPeriodEndDate	2019-12-31
CY2019	dei	Document Transition Report DocumentTransitionReport	false
CY2019	dei	Entity File Number EntityFileNumber	1-34364
CY2019	dei	Entity Registrant Name EntityRegistrantName	OFFICE PROPERTIES INCOME TRUST
CY2019	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
CY2019	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	26-4273474
CY2019	dei	Entity Address Address Line1 EntityAddressAddressLine1	Two Newton Place
CY2019	dei	Entity Address Address Line2 EntityAddressAddressLine2	255 Washington Street
CY2019	dei	Entity Address Address Line3 EntityAddressAddressLine3	Suite 300
CY2019	dei	Entity Address City Or Town EntityAddressCityOrTown	Newton
CY2019	dei	Entity Address State Or Province EntityAddressStateOrProvince	MA
CY2019	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	02458-1634
CY2019	dei	City Area Code CityAreaCode	617
CY2019	dei	Local Phone Number LocalPhoneNumber	219-1440
CY2019	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2019	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2019	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2019	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2019	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2019	dei	Entity Small Business EntitySmallBusiness	false
CY2019	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2019	dei	Entity Shell Company EntityShellCompany	false
CY2019Q2	dei	Entity Public Float EntityPublicFloat	1200000000	USD
CY2020Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	48201531	shares
CY2019Q4	us-gaap	Land Land	840550000	USD
CY2018Q4	us-gaap	Land Land	924164000	USD
CY2019Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	2652681000	USD
CY2018Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	3020472000	USD
CY2019Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	3493231000	USD
CY2018Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	3944636000	USD
CY2019Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	387656000	USD
CY2018Q4	us-gaap	Real Estate Investment Property Accumulated Depreciation RealEstateInvestmentPropertyAccumulatedDepreciation	375147000	USD
CY2019Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	3105575000	USD
CY2018Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	3569489000	USD
CY2019Q4	us-gaap	Assets Held For Sale Not Part Of Disposal Group AssetsHeldForSaleNotPartOfDisposalGroup	70877000	USD
CY2018Q4	us-gaap	Assets Held For Sale Not Part Of Disposal Group AssetsHeldForSaleNotPartOfDisposalGroup	253501000	USD
CY2019Q4	us-gaap	Real Estate Investments Joint Ventures RealEstateInvestmentsJointVentures	39756000	USD
CY2018Q4	us-gaap	Real Estate Investments Joint Ventures RealEstateInvestmentsJointVentures	43665000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	732382000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1056558000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	93744000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	35349000	USD
CY2019Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	6952000	USD
CY2018Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	3594000	USD
CY2019Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	83556000	USD
CY2018Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	72051000	USD
CY2019Q4	us-gaap	Deferred Costs Leasing Net DeferredCostsLeasingNet	40107000	USD
CY2018Q4	us-gaap	Deferred Costs Leasing Net DeferredCostsLeasingNet	25672000	USD
CY2019Q4	us-gaap	Other Assets OtherAssets	20187000	USD
CY2018Q4	us-gaap	Other Assets OtherAssets	178704000	USD
CY2019Q4	us-gaap	Assets Assets	4193136000	USD
CY2018Q4	us-gaap	Assets Assets	5238583000	USD
CY2019Q4	us-gaap	Line Of Credit LineOfCredit	0	USD
CY2018Q4	us-gaap	Line Of Credit LineOfCredit	175000000	USD
CY2019Q4	us-gaap	Unsecured Debt UnsecuredDebt	0	USD
CY2018Q4	us-gaap	Unsecured Debt UnsecuredDebt	387152000	USD
CY2019Q4	us-gaap	Senior Notes SeniorNotes	2017379000	USD
CY2018Q4	us-gaap	Senior Notes SeniorNotes	2357497000	USD
CY2019Q4	us-gaap	Secured Debt SecuredDebt	309946000	USD
CY2018Q4	us-gaap	Secured Debt SecuredDebt	335241000	USD
CY2019Q4	opi	Liabilities Held For Sale Property LiabilitiesHeldForSaleProperty	14693000	USD
CY2018Q4	opi	Liabilities Held For Sale Property LiabilitiesHeldForSaleProperty	4271000	USD
CY2019Q4	us-gaap	Other Liabilities OtherLiabilities	125048000	USD
CY2018Q4	us-gaap	Other Liabilities OtherLiabilities	145536000	USD
CY2019Q4	us-gaap	Due To Related Parties Current And Noncurrent DueToRelatedPartiesCurrentAndNoncurrent	7141000	USD
CY2018Q4	us-gaap	Due To Related Parties Current And Noncurrent DueToRelatedPartiesCurrentAndNoncurrent	34887000	USD
CY2019Q4	us-gaap	Off Market Lease Unfavorable OffMarketLeaseUnfavorable	13175000	USD
CY2018Q4	us-gaap	Off Market Lease Unfavorable OffMarketLeaseUnfavorable	20031000	USD
CY2019Q4	us-gaap	Liabilities Liabilities	2487382000	USD
CY2018Q4	us-gaap	Liabilities Liabilities	3459615000	USD
CY2019Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2018Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2019Q4	us-gaap	Common Stock Value CommonStockValue	482000	USD
CY2018Q4	us-gaap	Common Stock Value CommonStockValue	481000	USD
CY2019Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	2612425000	USD
CY2018Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	2609801000	USD
CY2019Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	177217000	USD
CY2018Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	146882000	USD
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-200000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	106000	USD
CY2019Q4	us-gaap	Cumulative Dividends CumulativeDividends	1084170000	USD
CY2018Q4	us-gaap	Cumulative Dividends CumulativeDividends	978302000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	1705754000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	1778968000	USD
CY2019Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	4193136000	USD
CY2019	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	73717000	USD
CY2018	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	49708000	USD
CY2017	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	37942000	USD
CY2019	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	34302000	USD
CY2018Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	5238583000	USD
CY2019	us-gaap	Revenues Revenues	678404000	USD
CY2018	us-gaap	Revenues Revenues	426560000	USD
CY2017	us-gaap	Revenues Revenues	316532000	USD
CY2018	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	26425000	USD
CY2017	us-gaap	Utilities Operating Expense UtilitiesOperatingExpense	20998000	USD
CY2019	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	120943000	USD
CY2018	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	89610000	USD
CY2017	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	65349000	USD
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	289885000	USD
CY2018	us-gaap	Depreciation And Amortization DepreciationAndAmortization	162488000	USD
CY2017	us-gaap	Depreciation And Amortization DepreciationAndAmortization	109588000	USD
CY2019	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	22255000	USD
CY2018	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	8630000	USD
CY2017	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	9490000	USD
CY2019	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	682000	USD
CY2018	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	14508000	USD
CY2017	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	USD
CY2019	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	32728000	USD
CY2018	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	24922000	USD
CY2017	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	18847000	USD
CY2019	us-gaap	Costs And Expenses CostsAndExpenses	574512000	USD
CY2018	us-gaap	Costs And Expenses CostsAndExpenses	376291000	USD
CY2017	us-gaap	Costs And Expenses CostsAndExpenses	262214000	USD
CY2019	us-gaap	Gain Loss On Sale Of Properties Net Of Applicable Income Taxes GainLossOnSaleOfPropertiesNetOfApplicableIncomeTaxes	105131000	USD
CY2018	us-gaap	Gain Loss On Sale Of Properties Net Of Applicable Income Taxes GainLossOnSaleOfPropertiesNetOfApplicableIncomeTaxes	20661000	USD
CY2017	us-gaap	Gain Loss On Sale Of Properties Net Of Applicable Income Taxes GainLossOnSaleOfPropertiesNetOfApplicableIncomeTaxes	0	USD
CY2019	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	1960000	USD
CY2018	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	1337000	USD
CY2017	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	1216000	USD
CY2019	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-44007000	USD
CY2018	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-7552000	USD
CY2017	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	0	USD
CY2019	us-gaap	Investment Income Interest InvestmentIncomeInterest	1045000	USD
CY2018	us-gaap	Investment Income Interest InvestmentIncomeInterest	639000	USD
CY2017	us-gaap	Investment Income Interest InvestmentIncomeInterest	1962000	USD
CY2019	us-gaap	Interest Expense InterestExpense	134880000	USD
CY2018	us-gaap	Interest Expense InterestExpense	89865000	USD
CY2017	us-gaap	Interest Expense InterestExpense	65406000	USD
CY2019	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-769000	USD
CY2018	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-709000	USD
CY2017	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-1715000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	32372000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	-25220000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	-9625000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	778000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	117000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	101000	USD
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-1259000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-2269000	USD
CY2017	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-13000	USD
CY2019	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	30335000	USD
CY2018	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-27606000	USD
CY2017	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-9739000	USD
CY2019	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	0	USD
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	5722000	USD
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	21829000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	30335000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	-21884000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	12090000	USD
CY2019	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	0	USD
CY2018	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	0	USD
CY2017	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	24042000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-200000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	0	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	0	USD
CY2019	opi	Other Comprehensive Income Unrealized Gain Loss On Equity Method Investments Netof Tax OtherComprehensiveIncomeUnrealizedGainLossOnEquityMethodInvestmentsNetofTax	-106000	USD
CY2018	opi	Other Comprehensive Income Unrealized Gain Loss On Equity Method Investments Netof Tax OtherComprehensiveIncomeUnrealizedGainLossOnEquityMethodInvestmentsNetofTax	-40000	USD
CY2017	opi	Other Comprehensive Income Unrealized Gain Loss On Equity Method Investments Netof Tax OtherComprehensiveIncomeUnrealizedGainLossOnEquityMethodInvestmentsNetofTax	9428000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-306000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-40000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	33470000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	30029000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-21924000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	45560000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	30335000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	-21884000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	12090000	USD
CY2019	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	0	USD
CY2018	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	371000	USD
CY2017	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	275000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	30335000	USD
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-22255000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	11815000	USD
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	48062000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	24830000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	21158000	shares
CY2019	us-gaap	Income Loss From Continuing Operations Per Basic And Diluted Share IncomeLossFromContinuingOperationsPerBasicAndDilutedShare	0.63
CY2018	us-gaap	Income Loss From Continuing Operations Per Basic And Diluted Share IncomeLossFromContinuingOperationsPerBasicAndDilutedShare	-1.13
CY2017	us-gaap	Income Loss From Continuing Operations Per Basic And Diluted Share IncomeLossFromContinuingOperationsPerBasicAndDilutedShare	-0.47
CY2019	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic And Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicAndDilutedShare	0
CY2018	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic And Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicAndDilutedShare	0.23
CY2017	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic And Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicAndDilutedShare	1.03
CY2019	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.63
CY2018	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.90
CY2017	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.56
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	935004000	USD
CY2017	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	493866000	USD
CY2017	us-gaap	Stock Granted During Period Value Sharebased Compensation StockGrantedDuringPeriodValueSharebasedCompensation	1361000	USD
CY2017	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	264000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	9428000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	24042000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	11815000	USD
CY2017	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	145209000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	1330043000	USD
CY2018Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest Adjusted Balance1 StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAdjustedBalance1	1330755000	USD
CY2018	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	639783000	USD
CY2018	us-gaap	Stock Granted During Period Value Sharebased Compensation StockGrantedDuringPeriodValueSharebasedCompensation	1523000	USD
CY2018	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	232000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-40000	USD
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-22255000	USD
CY2018	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	170566000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	1778968000	USD
CY2019	us-gaap	Stock Granted During Period Value Sharebased Compensation StockGrantedDuringPeriodValueSharebasedCompensation	3098000	USD
CY2019	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	473000	USD
CY2019	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	196000	USD
CY2019	opi	Other Comprehensive Income Unrealized Gain Loss On Equity Method Investments Attributable To Parent Netof Tax OtherComprehensiveIncomeUnrealizedGainLossOnEquityMethodInvestmentsAttributableToParentNetofTax	90000	USD
CY2017	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	482000	USD
CY2019	us-gaap	Depreciation Depreciation	89400000	USD
CY2018	us-gaap	Depreciation Depreciation	66685000	USD
CY2017	us-gaap	Depreciation Depreciation	52427000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-200000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	30335000	USD
CY2019	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	105868000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	1705754000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	30335000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	-21884000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	12090000	USD
CY2019	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	10740000	USD
CY2018	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	3626000	USD
CY2017	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	3420000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	197978000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	94375000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	56174000	USD
CY2019	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	5973000	USD
CY2018	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	4833000	USD
CY2017	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	3802000	USD
CY2019	us-gaap	Gain Loss On Sale Of Properties Net Of Applicable Income Taxes GainLossOnSaleOfPropertiesNetOfApplicableIncomeTaxes	105131000	USD
CY2018	us-gaap	Gain Loss On Sale Of Properties Net Of Applicable Income Taxes GainLossOnSaleOfPropertiesNetOfApplicableIncomeTaxes	20661000	USD
CY2017	us-gaap	Gain Loss On Sale Of Properties Net Of Applicable Income Taxes GainLossOnSaleOfPropertiesNetOfApplicableIncomeTaxes	0	USD
CY2019	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	22255000	USD
CY2018	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	8630000	USD
CY2017	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	9490000	USD
CY2019	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-769000	USD
CY2018	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-709000	USD
CY2017	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-1715000	USD
CY2019	us-gaap	Straight Line Rent StraightLineRent	27507000	USD
CY2018	us-gaap	Straight Line Rent StraightLineRent	10164000	USD
CY2017	us-gaap	Straight Line Rent StraightLineRent	5582000	USD
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-2011000	USD
CY2018	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-250000	USD
CY2017	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-300000	USD
CY2019	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-44007000	USD
CY2018	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-7552000	USD
CY2017	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	0	USD
CY2019	opi	Disposal Group Including Discontinued Operation Increase In Carrying Value Of Asset Held For Sale DisposalGroupIncludingDiscontinuedOperationIncreaseInCarryingValueOfAssetHeldForSale	0	USD
CY2018	opi	Disposal Group Including Discontinued Operation Increase In Carrying Value Of Asset Held For Sale DisposalGroupIncludingDiscontinuedOperationIncreaseInCarryingValueOfAssetHeldForSale	0	USD
CY2017	opi	Disposal Group Including Discontinued Operation Increase In Carrying Value Of Asset Held For Sale DisposalGroupIncludingDiscontinuedOperationIncreaseInCarryingValueOfAssetHeldForSale	619000	USD
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-1259000	USD
CY2017	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	45940000	USD
CY2019	opi	Proceeds From Discontinued Operation Distributions Investing Activities ProceedsFromDiscontinuedOperationDistributionsInvestingActivities	0	USD
CY2018	opi	Proceeds From Discontinued Operation Distributions Investing Activities ProceedsFromDiscontinuedOperationDistributionsInvestingActivities	17251000	USD
CY2017	opi	Proceeds From Discontinued Operation Distributions Investing Activities ProceedsFromDiscontinuedOperationDistributionsInvestingActivities	29248000	USD
CY2019	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	2370000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-2269000	USD
CY2017	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-13000	USD
CY2019	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	2438000	USD
CY2018	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	0	USD
CY2017	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	0	USD
CY2019	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	USD
CY2018	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	20873000	USD
CY2017	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	21584000	USD
CY2019	us-gaap	Gain Loss On Sale Of Stock In Subsidiary Or Equity Method Investee GainLossOnSaleOfStockInSubsidiaryOrEquityMethodInvestee	0	USD
CY2018	us-gaap	Gain Loss On Sale Of Stock In Subsidiary Or Equity Method Investee GainLossOnSaleOfStockInSubsidiaryOrEquityMethodInvestee	29000	USD
CY2017	us-gaap	Gain Loss On Sale Of Stock In Subsidiary Or Equity Method Investee GainLossOnSaleOfStockInSubsidiaryOrEquityMethodInvestee	72000	USD
CY2019	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	0	USD
CY2018	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	15180000	USD
CY2017	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	0	USD
CY2019	opi	Proceeds From Discontinued Operation Distributions Operating Activities ProceedsFromDiscontinuedOperationDistributionsOperatingActivities	0	USD
CY2018	opi	Proceeds From Discontinued Operation Distributions Operating Activities ProceedsFromDiscontinuedOperationDistributionsOperatingActivities	20873000	USD
CY2017	opi	Proceeds From Discontinued Operation Distributions Operating Activities ProceedsFromDiscontinuedOperationDistributionsOperatingActivities	21584000	USD
CY2019	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	-12586000	USD
CY2018	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	-5021000	USD
CY2017	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	4990000	USD
CY2019	us-gaap	Increase Decrease In Deferred Leasing Fees IncreaseDecreaseInDeferredLeasingFees	27971000	USD
CY2018	us-gaap	Increase Decrease In Deferred Leasing Fees IncreaseDecreaseInDeferredLeasingFees	9203000	USD
CY2017	us-gaap	Increase Decrease In Deferred Leasing Fees IncreaseDecreaseInDeferredLeasingFees	5017000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-3266000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-1127000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-1368000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-19333000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-3303000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	11696000	USD
CY2019	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	-27746000	USD
CY2018	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	-97000	USD
CY2017	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	1339000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	215329000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	144916000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	137554000	USD
CY2019	opi	Payments Proceeds To Acquire Real Estate And Deposits Net PaymentsProceedsToAcquireRealEstateAndDepositsNet	2905000	USD
CY2018	opi	Payments Proceeds To Acquire Real Estate And Deposits Net PaymentsProceedsToAcquireRealEstateAndDepositsNet	-25221000	USD
CY2017	opi	Payments Proceeds To Acquire Real Estate And Deposits Net PaymentsProceedsToAcquireRealEstateAndDepositsNet	1187012000	USD
CY2019	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	62676000	USD
CY2018	us-gaap	Payments For Capital Improvements PaymentsForCapitalImprovements	47500000	USD
CY2018	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	3751000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1188139000	USD
CY2019	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	12054000	USD
CY2019	us-gaap	Proceeds From Real Estate And Real Estate Joint Ventures ProceedsFromRealEstateAndRealEstateJointVentures	6562000	USD
CY2018	us-gaap	Proceeds From Real Estate And Real Estate Joint Ventures ProceedsFromRealEstateAndRealEstateJointVentures	0	USD
CY2017	us-gaap	Proceeds From Real Estate And Real Estate Joint Ventures ProceedsFromRealEstateAndRealEstateJointVentures	0	USD
CY2019	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	829794000	USD
CY2018	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	304808000	USD
CY2017	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	15083000	USD
CY2019	us-gaap	Proceeds From Divestiture Of Interest In Consolidated Subsidiaries ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries	0	USD
CY2018	us-gaap	Proceeds From Divestiture Of Interest In Consolidated Subsidiaries ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries	435125000	USD
CY2017	us-gaap	Proceeds From Divestiture Of Interest In Consolidated Subsidiaries ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries	0	USD
CY2019	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	104674000	USD
CY2018	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	0	USD
CY2017	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	0	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	877819000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	738656000	USD
CY2018	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	3708000	USD
CY2017	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	11909000	USD
CY2019	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	388000000	USD
CY2018	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	162000000	USD
CY2017	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	0	USD
CY2019	us-gaap	Repayments Of Senior Debt RepaymentsOfSeniorDebt	350000000	USD
CY2018	us-gaap	Repayments Of Senior Debt RepaymentsOfSeniorDebt	0	USD
CY2017	us-gaap	Repayments Of Senior Debt RepaymentsOfSeniorDebt	0	USD
CY2019	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	0	USD
CY2018	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	0	USD
CY2017	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	297954000	USD
CY2019	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
CY2018	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
CY2017	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	493866000	USD
CY2019	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	430000000	USD
CY2018	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	238000000	USD
CY2017	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	645000000	USD
CY2019	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	605000000	USD
CY2018	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	741000000	USD
CY2017	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	235000000	USD
CY2019	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	0	USD
CY2018	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	3936000	USD
CY2017	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	4644000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	473000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	232000	USD
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	264000	USD
CY2019	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	0	USD
CY2018	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	20221000	USD
CY2017	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	0	USD
CY2019	us-gaap	Distribution Made To Limited Partner Cash Distributions Paid DistributionMadeToLimitedPartnerCashDistributionsPaid	0	USD
CY2018	us-gaap	Distribution Made To Limited Partner Cash Distributions Paid DistributionMadeToLimitedPartnerCashDistributionsPaid	646000	USD
CY2017	us-gaap	Distribution Made To Limited Partner Cash Distributions Paid DistributionMadeToLimitedPartnerCashDistributionsPaid	0	USD
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	105868000	USD
CY2018	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	170566000	USD
CY2017	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	145209000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1031395000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-864309000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1039794000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	61753000	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	19263000	USD
CY2017	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-10791000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	38943000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	19680000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	30471000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	100696000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	38943000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	19680000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	131735000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	65188000	USD
CY2017	us-gaap	Interest Paid Net InterestPaidNet	55048000	USD
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	491000	USD
CY2018	us-gaap	Income Taxes Paid IncomeTaxesPaid	68000	USD
CY2017	us-gaap	Income Taxes Paid IncomeTaxesPaid	117000	USD
CY2019	opi	Business Combination Consideration Transferred Assumed Working Capital Net BusinessCombinationConsiderationTransferredAssumedWorkingCapitalNet	0	USD
CY2018	opi	Business Combination Consideration Transferred Assumed Working Capital Net BusinessCombinationConsiderationTransferredAssumedWorkingCapitalNet	25170000	USD
CY2017	opi	Business Combination Consideration Transferred Assumed Working Capital Net BusinessCombinationConsiderationTransferredAssumedWorkingCapitalNet	-1596000	USD
CY2019	us-gaap	Noncash Or Part Noncash Acquisition Investments Acquired1 NoncashOrPartNoncashAcquisitionInvestmentsAcquired1	0	USD
CY2018	us-gaap	Noncash Or Part Noncash Acquisition Investments Acquired1 NoncashOrPartNoncashAcquisitionInvestmentsAcquired1	639809000	USD
CY2017	us-gaap	Noncash Or Part Noncash Acquisition Investments Acquired1 NoncashOrPartNoncashAcquisitionInvestmentsAcquired1	0	USD
CY2019	opi	Noncashor Part Noncash Acquisition Investments Acquired By Assumption Of Debt Net NoncashorPartNoncashAcquisitionInvestmentsAcquiredByAssumptionOfDebtNet	0	USD
CY2018	opi	Noncashor Part Noncash Acquisition Investments Acquired By Assumption Of Debt Net NoncashorPartNoncashAcquisitionInvestmentsAcquiredByAssumptionOfDebtNet	1719772000	USD
CY2017	opi	Noncashor Part Noncash Acquisition Investments Acquired By Assumption Of Debt Net NoncashorPartNoncashAcquisitionInvestmentsAcquiredByAssumptionOfDebtNet	0	USD
CY2019	us-gaap	Line Of Credit Assumed1 LineOfCreditAssumed1	0	USD
CY2018	us-gaap	Line Of Credit Assumed1 LineOfCreditAssumed1	108000000	USD
CY2017	us-gaap	Stock Issued1 StockIssued1	0	USD
CY2017Q4	us-gaap	Restricted Cash RestrictedCash	3111000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	93744000	USD
CY2017	us-gaap	Line Of Credit Assumed1 LineOfCreditAssumed1	0	USD
CY2018	opi	Preferred Stock Issued PreferredStockIssued	0	USD
CY2017	opi	Preferred Stock Issued PreferredStockIssued	20221000	USD
CY2019	us-gaap	Stock Issued1 StockIssued1	0	USD
CY2019Q4	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	45756000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	2340453000	USD
CY2018	us-gaap	Stock Issued1 StockIssued1	639809000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	35349000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	16569000	USD
CY2019Q4	us-gaap	Restricted Cash RestrictedCash	6952000	USD
CY2018Q4	us-gaap	Restricted Cash RestrictedCash	3594000	USD
CY2019	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	0	USD
CY2018	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	161772000	USD
CY2017	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	167548000	USD
CY2019	us-gaap	Notes Assumed1 NotesAssumed1	0	USD
CY2018	us-gaap	Notes Assumed1 NotesAssumed1	1450000000	USD
CY2017	us-gaap	Notes Assumed1 NotesAssumed1	0	USD
CY2019	opi	Preferred Stock Issued PreferredStockIssued	0	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	100696000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	38943000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	19680000	USD
CY2019	opi	Increase Decrease To Rental Income From Amortization In Capitalized Above And Below Market Leases IncreaseDecreaseToRentalIncomeFromAmortizationInCapitalizedAboveAndBelowMarketLeases	-2710000	USD
CY2018	opi	Increase Decrease To Rental Income From Amortization In Capitalized Above And Below Market Leases IncreaseDecreaseToRentalIncomeFromAmortizationInCapitalizedAboveAndBelowMarketLeases	-2903000	USD
CY2017	opi	Increase Decrease To Rental Income From Amortization In Capitalized Above And Below Market Leases IncreaseDecreaseToRentalIncomeFromAmortizationInCapitalizedAboveAndBelowMarketLeases	-2764000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	732382000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1056558000	USD
CY2019Q4	us-gaap	Below Market Lease Gross BelowMarketLeaseGross	28118000	USD
CY2018Q4	us-gaap	Below Market Lease Gross BelowMarketLeaseGross	31091000	USD
CY2019Q4	us-gaap	Below Market Lease Accumulated Amortization BelowMarketLeaseAccumulatedAmortization	14943000	USD
CY2018Q4	us-gaap	Below Market Lease Accumulated Amortization BelowMarketLeaseAccumulatedAmortization	11060000	USD
CY2019Q4	us-gaap	Off Market Lease Unfavorable OffMarketLeaseUnfavorable	13175000	USD
CY2018Q4	us-gaap	Off Market Lease Unfavorable OffMarketLeaseUnfavorable	20031000	USD
CY2019Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	10631000	USD
CY2018Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	12888000	USD
CY2019	opi	Deferred Finance Costs Future Amortization Expense Year One DeferredFinanceCostsFutureAmortizationExpenseYearOne	1948000	USD
CY2019	opi	Deferred Finance Costs Future Amortization Expense Year Two DeferredFinanceCostsFutureAmortizationExpenseYearTwo	1934000	USD
CY2019	opi	Deferred Finance Costs Future Amortization Expense Year Three DeferredFinanceCostsFutureAmortizationExpenseYearThree	1703000	USD
CY2019	opi	Deferred Finance Costs Future Amortization Expense Year Four DeferredFinanceCostsFutureAmortizationExpenseYearFour	407000	USD
CY2019	opi	Deferred Finance Costs Future Amortization Expense Year Five DeferredFinanceCostsFutureAmortizationExpenseYearFive	344000	USD
CY2019	opi	Deferred Finance Costs Future Amortization Expense After Year Five DeferredFinanceCostsFutureAmortizationExpenseAfterYearFive	7361000	USD
CY2019Q4	us-gaap	Debt Instrument Unamortized Discount Premium Net DebtInstrumentUnamortizedDiscountPremiumNet	17406000	USD
CY2019	opi	Futureamortizationofliability Futureamortizationofliability	1087000	USD
CY2019	opi	Amortizationofliabilitythereafter Amortizationofliabilitythereafter	11971000	USD
CY2019	us-gaap	Operating Lease Lease Income Lease Payments OperatingLeaseLeaseIncomeLeasePayments	91076000	USD
CY2018	us-gaap	Operating Lease Lease Income Lease Payments OperatingLeaseLeaseIncomeLeasePayments	45261000	USD
CY2017	us-gaap	Operating Lease Lease Income Lease Payments OperatingLeaseLeaseIncomeLeasePayments	30998000	USD
CY2019Q4	opi	Tenantreimbursementsreceived Tenantreimbursementsreceived	86353000	USD
CY2018Q4	opi	Tenantreimbursementsreceived Tenantreimbursementsreceived	40764000	USD
CY2017Q4	opi	Tenantreimbursementsreceived Tenantreimbursementsreceived	27146000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	489420000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	466210000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	428149000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	381164000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	313456000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	1052669000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	3131068000	USD
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	12	shares
CY2018	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	4	shares
CY2018Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	3944636000	USD
CY2017	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	5	shares
CY2019	us-gaap	Use Of Estimates UseOfEstimates	<div style="line-height:120%;padding-bottom:13px;text-indent:24px;font-size:10pt;"><span style="font-family:inherit;font-size:10pt;font-style:italic;">Use of Estimates.</span><span style="font-family:inherit;font-size:10pt;"> Preparation of these financial statements in conformity with GAAP requires us to make estimates and assumptions that may affect the amounts reported in these consolidated financial statements and related notes. The actual results could differ from these estimates. </span></div>
CY2019	us-gaap	Comparability Of Prior Year Financial Data ComparabilityOfPriorYearFinancialData	<div style="line-height:120%;padding-bottom:13px;text-indent:24px;font-size:10pt;"><span style="font-family:inherit;font-size:10pt;font-style:italic;">Reclassifications.</span><span style="font-family:inherit;font-size:10pt;"> Reclassifications have been made to the prior years’ consolidated financial statements to conform to the current year’s presentation.</span></div>
CY2019	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1	segment
CY2019Q4	us-gaap	Real Estate Heldforsale RealEstateHeldforsale	3555131000	USD
CY2019	opi	Noncontrolling Interest Number Of Properties NoncontrollingInterestNumberOfProperties	2	property
CY2019	opi	Number Of Operating Lease Executed NumberOfOperatingLeaseExecuted	107	lease
CY2019	opi	Operating Leases Committed Expenditures On Leases Executed In Period Area Of Leased Property OperatingLeasesCommittedExpendituresOnLeasesExecutedInPeriodAreaOfLeasedProperty	2900000	sqft
CY2019	opi	Operating Leases Weighted Average Lease Term OperatingLeasesWeightedAverageLeaseTerm	P8Y7M6D
CY2019	opi	Operating Leases Committed Expenditures On Leases Executed In Period OperatingLeasesCommittedExpendituresOnLeasesExecutedInPeriod	77541000	USD
CY2019Q4	opi	Operating Leases Committed Expenditures On Leases Executed In Period Committed But Unspent Tenant Related Obligations OperatingLeasesCommittedExpendituresOnLeasesExecutedInPeriodCommittedButUnspentTenantRelatedObligations	55984000	USD
CY2018	us-gaap	Business Acquisitions Pro Forma Revenue BusinessAcquisitionsProFormaRevenue	758596000	USD
CY2018	us-gaap	Business Acquisitions Pro Forma Net Income Loss BusinessAcquisitionsProFormaNetIncomeLoss	-87240000	USD
CY2018	us-gaap	Business Acquisition Pro Forma Earnings Per Share Basic BusinessAcquisitionProFormaEarningsPerShareBasic	-1.82
CY2019	opi	Number Of Joint Ventures NumberOfJointVentures	2	joint_venture
CY2019Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	2386209000	USD
CY2018Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	3311262000	USD
CY2019Q4	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	45756000	USD
CY2018Q4	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	56372000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	2340453000	USD
CY2018Q4	us-gaap	Long Term Debt LongTermDebt	3254890000	USD
CY2019Q1	opi	Numberof Properties Securing Mortgage NumberofPropertiesSecuringMortgage	1	property
CY2019Q1	us-gaap	Extinguishment Of Debt Amount ExtinguishmentOfDebtAmount	7890000	USD
CY2019Q4	opi	Numberof Properties Collateralized NumberofPropertiesCollateralized	11	building
CY2019Q4	opi	Aggregate Net Book Value Of Real Estate Properties Collateralized AggregateNetBookValueOfRealEstatePropertiesCollateralized	597619000	USD
CY2019Q4	opi	Aggregate Principal Amount Of Real Estate Properties Collateralized AggregatePrincipalAmountOfRealEstatePropertiesCollateralized	326209000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	475707000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	14420000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	625518000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	143784000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	350000000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	776780000	USD
CY2019Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	2386209000	USD
CY2019	opi	Stock Repurchased During Period Price Per Share StockRepurchasedDuringPeriodPricePerShare	29.76
CY2018	opi	Stock Repurchased During Period Price Per Share StockRepurchasedDuringPeriodPricePerShare	46.54
CY2019	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	15588	shares
CY2018	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	4984	shares
CY2017	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	3590	shares
CY2017	opi	Stock Repurchased During Period Price Per Share StockRepurchasedDuringPeriodPricePerShare	73.63
CY2019	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	2.20
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	105868000	USD
CY2019	opi	Common Stock Dividends Return Of Capital Distribution Percentage CommonStockDividendsReturnOfCapitalDistributionPercentage	0
CY2019	opi	Common Stock Dividends Ordinary Income Distribution Percentage CommonStockDividendsOrdinaryIncomeDistributionPercentage	1.0000
CY2019	opi	Common Stock Dividends Qualified Dividend Distribution Percentage CommonStockDividendsQualifiedDividendDistributionPercentage	0
CY2018	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	6.88
CY2018	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	170566000	USD
CY2018	opi	Common Stock Dividends Return Of Capital Distribution Percentage CommonStockDividendsReturnOfCapitalDistributionPercentage	0.6860
CY2018	opi	Common Stock Dividends Ordinary Income Distribution Percentage CommonStockDividendsOrdinaryIncomeDistributionPercentage	0.3140
CY2018	opi	Common Stock Dividends Qualified Dividend Distribution Percentage CommonStockDividendsQualifiedDividendDistributionPercentage	0
CY2017	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	6.88
CY2017	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	145209000	USD
CY2017	opi	Common Stock Dividends Return Of Capital Distribution Percentage CommonStockDividendsReturnOfCapitalDistributionPercentage	0.4935
CY2017	opi	Common Stock Dividends Ordinary Income Distribution Percentage CommonStockDividendsOrdinaryIncomeDistributionPercentage	0.5065
CY2017	opi	Common Stock Dividends Qualified Dividend Distribution Percentage CommonStockDividendsQualifiedDividendDistributionPercentage	0
CY2017Q3	us-gaap	Sale Of Stock Consideration Received On Transaction SaleOfStockConsiderationReceivedOnTransaction	493866000	USD
CY2017	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	33504000	USD
CY2017	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	34000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	33470000	USD
CY2018	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	-3000	USD
CY2018	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	37000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-40000	USD
CY2019	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	-110000	USD
CY2019	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	196000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-306000	USD
CY2019Q1	us-gaap	Revenues Revenues	174777000	USD
CY2019Q2	us-gaap	Revenues Revenues	176032000	USD
CY2019Q3	us-gaap	Revenues Revenues	167411000	USD
CY2019Q4	us-gaap	Revenues Revenues	160184000	USD
CY2019Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	34019000	USD
CY2019Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-64774000	USD
CY2019Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-3939000	USD
CY2019Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	65029000	USD
CY2019Q1	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.71
CY2019Q2	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-1.35
CY2019Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.08
CY2019Q4	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	1.35
CY2019Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.55
CY2019Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.55
CY2019Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.55
CY2019Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.55
CY2018Q1	us-gaap	Revenues Revenues	108717000	USD
CY2018Q2	us-gaap	Revenues Revenues	108085000	USD
CY2018Q3	us-gaap	Revenues Revenues	106102000	USD
CY2018Q4	us-gaap	Revenues Revenues	103656000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	6287000	USD
CY2018Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	29602000	USD
CY2018Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-449000	USD
CY2018Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-57695000	USD
CY2018Q1	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.25
CY2018Q2	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	1.20
CY2018Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.02
CY2018Q4	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-2.31
CY2018Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.72
CY2018Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.72
CY2018Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.72
CY2018Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.72
CY2019	srt	Sec Schedule Iii Real Estate Number Of Units SECScheduleIIIRealEstateNumberOfUnits	183	building
CY2019Q4	srt	Real Estate And Accumulated Depreciation Amount Of Encumbrances RealEstateAndAccumulatedDepreciationAmountOfEncumbrances	309946000	USD
CY2019Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Land RealEstateAndAccumulatedDepreciationInitialCostOfLand	839889000	USD
CY2019Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements	2425029000	USD
CY2019Q4	us-gaap	Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionImprovements	232838000	USD
CY2019	opi	Sec Schedule1228 Real Estate Companies Investment In Real Estate And Accumulated Depreciation Real Estate Impairment Or Write Downs Net SECSchedule1228RealEstateCompaniesInvestmentInRealEstateAndAccumulatedDepreciationRealEstateImpairmentOrWriteDownsNet	4525000	USD
CY2019Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Land RealEstateAndAccumulatedDepreciationCarryingAmountOfLand	840550000	USD
CY2019Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements	2652681000	USD
CY2019Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	3493231000	USD
CY2019Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	387656000	USD
CY2019Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	3135000	USD
CY2019Q4	srt	Real Estate Federal Income Tax Basis RealEstateFederalIncomeTaxBasis	6971434000	USD
CY2019	opi	Real Estate And Accumulated Depreciation Buildings And Improvements Life Used For Depreciation RealEstateAndAccumulatedDepreciationBuildingsAndImprovementsLifeUsedForDepreciation	P40Y
CY2019	opi	Real Estate And Accumulated Depreciation Equipment Life Used For Depreciation RealEstateAndAccumulatedDepreciationEquipmentLifeUsedForDepreciation	P12Y
CY2016Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	1888760000	USD
CY2016Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	296804000	USD
CY2017	us-gaap	Real Estate Other Acquisitions RealEstateOtherAcquisitions	1100138000	USD
CY2017	us-gaap	Real Estate Accumulated Depreciation Other Additions RealEstateAccumulatedDepreciationOtherAdditions	45315000	USD
CY2017	us-gaap	Sec Schedule Iii Real Estate Writedown Or Reserve Amount SECScheduleIIIRealEstateWritedownOrReserveAmount	9490000	USD
CY2017	opi	Real Estate Accumulated Depreciation Impairment Or Writedowns RealEstateAccumulatedDepreciationImpairmentOrWritedowns	0	USD
CY2017	us-gaap	Real Estate Cost Of Real Estate Sold RealEstateCostOfRealEstateSold	3687000	USD
CY2017	us-gaap	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	271000	USD
CY2017Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	2975721000	USD
CY2017Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	341848000	USD
CY2018	us-gaap	Real Estate Other Acquisitions RealEstateOtherAcquisitions	1486342000	USD
CY2018	us-gaap	Real Estate Accumulated Depreciation Other Additions RealEstateAccumulatedDepreciationOtherAdditions	65215000	USD
CY2018	us-gaap	Sec Schedule Iii Real Estate Writedown Or Reserve Amount SECScheduleIIIRealEstateWritedownOrReserveAmount	8630000	USD
CY2018	opi	Real Estate Accumulated Depreciation Impairment Or Writedowns RealEstateAccumulatedDepreciationImpairmentOrWritedowns	0	USD
CY2018	us-gaap	Real Estate Cost Of Real Estate Sold RealEstateCostOfRealEstateSold	286837000	USD
CY2018	us-gaap	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	18740000	USD
CY2018	us-gaap	Real Estate Other Deductions RealEstateOtherDeductions	5005000	USD
CY2018	us-gaap	Real Estate Accumulated Depreciation Other Deductions RealEstateAccumulatedDepreciationOtherDeductions	5005000	USD
CY2018	opi	Sec Schedule1228 Real Estate Companies Investment In Real Estate Reclassification Assets Held For Sale SECSchedule1228RealEstateCompaniesInvestmentInRealEstateReclassificationAssetsHeldForSale	216955000	USD
CY2019	opi	Real Estate Accumulated Depreciation Impairment Or Writedowns RealEstateAccumulatedDepreciationImpairmentOrWritedowns	0	USD
CY2019	us-gaap	Real Estate Cost Of Real Estate Sold RealEstateCostOfRealEstateSold	424302000	USD
CY2019	us-gaap	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	64167000	USD
CY2019	us-gaap	Real Estate Other Deductions RealEstateOtherDeductions	9169000	USD
CY2019	us-gaap	Real Estate Accumulated Depreciation Other Deductions RealEstateAccumulatedDepreciationOtherDeductions	9169000	USD
CY2018Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	375147000	USD
CY2019	opi	Sec Schedule1228 Real Estate Companies Investment In Real Estate Reclassification Assets Held For Sale SECSchedule1228RealEstateCompaniesInvestmentInRealEstateReclassificationAssetsHeldForSale	61900000	USD
CY2019	opi	Sec Schedule1228 Real Estate Companies Investment In Real Estate Accumulated Depreciation Reclassification Assets Held For Sale SECSchedule1228RealEstateCompaniesInvestmentInRealEstateAccumulatedDepreciationReclassificationAssetsHeldForSale	3553000	USD
CY2018	opi	Sec Schedule1228 Real Estate Companies Investment In Real Estate Accumulated Depreciation Reclassification Assets Held For Sale SECSchedule1228RealEstateCompaniesInvestmentInRealEstateAccumulatedDepreciationReclassificationAssetsHeldForSale	8171000	USD
CY2019	us-gaap	Real Estate Other Acquisitions RealEstateOtherAcquisitions	66221000	USD
CY2019	us-gaap	Real Estate Accumulated Depreciation Other Additions RealEstateAccumulatedDepreciationOtherAdditions	89398000	USD
CY2019	us-gaap	Sec Schedule Iii Real Estate Writedown Or Reserve Amount SECScheduleIIIRealEstateWritedownOrReserveAmount	22255000	USD
CY2019Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	3493231000	USD
CY2019Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	387656000	USD

Files In Submission

Name	View Source	Status
0001456772-20-000009-index-headers.html	Edgar Link	pending
0001456772-20-000009-index.html	Edgar Link	pending
0001456772-20-000009.txt	Edgar Link	pending
0001456772-20-000009-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
opi-20191231.xsd	Edgar Link	pending
opi-20191231_cal.xml	Edgar Link	unprocessable
opi-20191231_def.xml	Edgar Link	unprocessable
opi-20191231_lab.xml	Edgar Link	unprocessable
opi-20191231_pre.xml	Edgar Link	unprocessable
opi12311910kdocument.htm	Edgar Link	pending
opi12311910kdocument_htm.xml	Edgar Link	completed
opi12311910kex211.htm	Edgar Link	pending
opi12311910kex231.htm	Edgar Link	pending
opi12311910kex311.htm	Edgar Link	pending
opi12311910kex312.htm	Edgar Link	pending
opi12311910kex321.htm	Edgar Link	pending
opi12311910kex412.htm	Edgar Link	pending
opi12311910kex81.htm	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R46.htm	Edgar Link	pending
R47.htm	Edgar Link	pending
R48.htm	Edgar Link	pending
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R50.htm	Edgar Link	pending
R51.htm	Edgar Link	pending
R52.htm	Edgar Link	pending
R53.htm	Edgar Link	pending
R54.htm	Edgar Link	pending
R55.htm	Edgar Link	pending
R56.htm	Edgar Link	pending
R57.htm	Edgar Link	pending
R58.htm	Edgar Link	pending
R59.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R60.htm	Edgar Link	pending
R61.htm	Edgar Link	pending
R62.htm	Edgar Link	pending
R63.htm	Edgar Link	pending
R64.htm	Edgar Link	pending
R65.htm	Edgar Link	pending
R66.htm	Edgar Link	pending
R67.htm	Edgar Link	pending
R68.htm	Edgar Link	pending
R69.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R70.htm	Edgar Link	pending
R71.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
R9999.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending
swlogo.jpg	Edgar Link	pending
swlogofootera01.jpg	Edgar Link	pending

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$OPI
OFFICE PROPERTIES INCOME TRUST Stock $opi

2019 Q4 Form 10-K Financial Statement

#000145677220000009 Filed on February 20, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$OPI OFFICE PROPERTIES INCOME TRUST Stock $opi

2019 Q4 Form 10-K Financial Statement

#000145677220000009 Filed on February 20, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$OPI
OFFICE PROPERTIES INCOME TRUST Stock $opi