$OPI
OFFICE PROPERTIES INCOME TRUST Stock $opi

$opi Overview Financials Valuation SEC Filings Company Website

2019 Q4 Form 10-K Financial Statement

#000145677221000007 Filed on February 19, 2021

Income Statement

Concept	2019 Q4	2018 Q4	2018
Revenue	$160.2M	$103.7M	$426.6M
YoY Change	54.53%	-3.28%	34.76%
Cost Of Revenue	$49.10M	$35.70M	$139.3M
YoY Change	37.54%	4.08%	34.85%
Gross Profit	$111.1M	$68.00M	$287.2M
YoY Change	63.38%	-6.72%	34.71%
Gross Profit Margin	69.36%	65.6%	67.33%
Selling, General & Admin	$15.20M	-$5.600M	$51.30M
YoY Change	-371.43%	-142.11%	28.89%
% of Gross Profit	13.68%	-8.24%	17.86%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$62.20M	$32.50M	$66.69M
YoY Change	91.38%	-31.58%	27.2%
% of Gross Profit	55.99%	47.79%	23.22%
Operating Expenses	$78.70M	$27.50M	$213.9M
YoY Change	186.18%	-54.84%	43.17%
Operating Profit	$32.40M	$40.50M	$73.30M
YoY Change	-20.0%	237.5%	34.95%
Interest Expense	-$29.80M	-$68.00M	$89.87M
YoY Change	-56.18%	217.76%	37.4%
% of Operating Profit	-91.98%	-167.9%	122.6%
Other Income/Expense, Net
YoY Change
Pretax Income	$66.00M	-$21.10M	-$25.22M
YoY Change	-412.8%	12.83%	162.03%
Income Tax	$300.0K	$0.00	$117.0K
% Of Pretax Income	0.45%
Net Earnings	$65.00M	-$40.40M	-$21.88M
YoY Change	-260.89%	124.44%	-281.01%
Net Earnings / Revenue	40.58%	-38.98%	-5.13%
Basic Earnings Per Share
Diluted Earnings Per Share	$1.351M	-$1.616M	-$883.1K
COMMON SHARES
Basic Shares Outstanding	48.20M shares	99.21M shares	24.83M shares
Diluted Shares Outstanding			24.83M shares

Balance Sheet

Concept	2019 Q4	2018 Q4	2018
SHORT-TERM ASSETS
Cash & Short-Term Investments	$93.70M	$35.30M	$35.30M
YoY Change	165.44%	112.65%	112.65%
Cash & Equivalents	$93.74M	$35.35M	$35.30M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables	$83.60M	$72.10M	$72.10M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$177.3M	$107.4M	$107.4M
YoY Change	65.08%	37.69%	37.69%
LONG-TERM ASSETS
Property, Plant & Equipment	$3.838B	$4.626B	$4.626B
YoY Change	-17.03%	54.94%	54.94%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$39.80M	$43.70M	$43.70M
YoY Change	-8.92%	-90.65%	-91.56%
Other Assets	$117.9M	$282.8M	$282.8M
YoY Change	-58.31%	983.52%	983.52%
Total Long-Term Assets	$4.016B	$5.131B	$5.131B
YoY Change	-21.74%	41.53%	41.53%
TOTAL ASSETS
Total Short-Term Assets	$177.3M	$107.4M	$107.4M
Total Long-Term Assets	$4.016B	$5.131B	$5.131B
Total Assets	$4.193B	$5.239B	$5.239B
YoY Change	-19.96%	41.45%	41.45%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$125.0M	$145.5M	$145.5M
YoY Change	-14.09%	62.75%	62.75%
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	$180.4M	$180.4M
YoY Change	-26.77%	91.3%	91.3%
LONG-TERM LIABILITIES
Long-Term Debt	$2.327B	$3.255B	$3.255B
YoY Change	-28.5%	43.67%	43.67%
Other Long-Term Liabilities	$27.90M	$24.30M	$24.30M
YoY Change	14.81%	78.68%	78.68%
Total Long-Term Liabilities	$2.355B	$3.279B	$3.279B
YoY Change	-28.18%	43.88%	43.88%
TOTAL LIABILITIES
Total Short-Term Liabilities	$132.1M	$180.4M	$180.4M
Total Long-Term Liabilities	$2.355B	$3.279B	$3.279B
Total Liabilities	$2.487B	$3.460B	$3.460B
YoY Change	-28.1%	47.03%	45.76%
SHAREHOLDERS EQUITY
Retained Earnings	$177.2M	$146.9M
YoY Change	20.65%	35.82%
Common Stock	$2.613B	$2.610B
YoY Change	0.1%	32.55%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.706B	$1.779B	$1.779B
YoY Change
Total Liabilities & Shareholders Equity	$4.193B	$5.239B	$5.239B
YoY Change	-19.96%	41.45%	41.45%

Cashflow Statement

Concept	2019 Q4	2018 Q4	2018
OPERATING ACTIVITIES
Net Income	$65.00M	-$40.40M	-$21.88M
YoY Change	-260.89%	124.44%	-281.01%
Depreciation, Depletion And Amortization	$62.20M	$32.50M	$66.69M
YoY Change	91.38%	-31.58%	27.2%
Cash From Operating Activities	$67.20M	$24.70M	$144.9M
YoY Change	172.06%	-40.77%	5.35%
INVESTING ACTIVITIES
Capital Expenditures	-$26.60M	-$14.90M	-$47.50M
YoY Change	78.52%	-97.23%	-96.15%
Acquisitions
YoY Change
Other Investing Activities	$264.6M	$626.7M	$786.2M
YoY Change	-57.78%	4474.45%	1654.91%
Cash From Investing Activities	$238.0M	$611.8M	$738.7M
YoY Change	-61.1%	-216.84%	-162.17%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$232.0K
YoY Change			-100.05%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-237.6M	-609.6M	-$864.3M
YoY Change	-61.02%	1104.74%	-183.12%
NET CHANGE
Cash From Operating Activities	67.20M	24.70M	$144.9M
Cash From Investing Activities	238.0M	611.8M	$738.7M
Cash From Financing Activities	-237.6M	-609.6M	-$864.3M
Net Change In Cash	67.60M	26.90M	$19.26M
YoY Change	151.3%	-105.05%	-278.51%
FREE CASH FLOW
Cash From Operating Activities	$67.20M	$24.70M	$144.9M
Capital Expenditures	-$26.60M	-$14.90M	-$47.50M
Free Cash Flow	$93.80M	$39.60M	$192.4M
YoY Change	136.87%	-93.16%	-85.96%

Facts In Submission

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CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	200000	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
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	6878000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	30029000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-21924000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	6678000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	30335000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	-21884000	USD
CY2020	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	0	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
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	6678000	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
CY2020	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	48124000	shares
CY2019	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	48062000	shares
CY2018	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	24830000	shares
CY2020	us-gaap	Income Loss From Continuing Operations Per Basic And Diluted Share IncomeLossFromContinuingOperationsPerBasicAndDilutedShare	0.14
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
CY2020	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic And Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicAndDilutedShare	0
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
CY2020	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.14
CY2019	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.63
CY2018	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.90
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	1330043000	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	opi	Other Comprehensive Income Unrealized Gain Loss On Equity Method Investments Attributable To Parent Netof Tax OtherComprehensiveIncomeUnrealizedGainLossOnEquityMethodInvestmentsAttributableToParentNetofTax	-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
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
CY2020	us-gaap	Stock Granted During Period Value Sharebased Compensation StockGrantedDuringPeriodValueSharebasedCompensation	3324000	USD
CY2020	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	443000	USD
CY2020	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	-85000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	115000	USD
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	6678000	USD
CY2020	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	106121000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	1609392000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	6678000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	30335000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	-21884000	USD
CY2020	us-gaap	Depreciation Depreciation	83828000	USD
CY2019	us-gaap	Depreciation Depreciation	89400000	USD
CY2018	us-gaap	Depreciation Depreciation	66685000	USD
CY2020	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	9593000	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
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	167192000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	197978000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	94375000	USD
CY2020	us-gaap	Other Amortization Of Deferred Charges OtherAmortizationOfDeferredCharges	6887000	USD
CY2019	us-gaap	Other Amortization Of Deferred Charges OtherAmortizationOfDeferredCharges	5973000	USD
CY2018	us-gaap	Other Amortization Of Deferred Charges OtherAmortizationOfDeferredCharges	4833000	USD
CY2020	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	10855000	USD
CY2018	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-7552000	USD
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-1193000	USD
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-1259000	USD
CY2019	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	105131000	USD
CY2018	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	20661000	USD
CY2020	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	2954000	USD
CY2019	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	22255000	USD
CY2018	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	8630000	USD
CY2020	opi	Gain Losson Extinguishmentof Debt Net GainLossonExtinguishmentofDebtNet	-2701000	USD
CY2019	opi	Gain Losson Extinguishmentof Debt Net GainLossonExtinguishmentofDebtNet	-769000	USD
CY2018	opi	Gain Losson Extinguishmentof Debt Net GainLossonExtinguishmentofDebtNet	-709000	USD
CY2020	us-gaap	Straight Line Rent StraightLineRent	16079000	USD
CY2019	us-gaap	Straight Line Rent StraightLineRent	27507000	USD
CY2018	us-gaap	Straight Line Rent StraightLineRent	10164000	USD
CY2020	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-2229000	USD
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-2011000	USD
CY2018	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-250000	USD
CY2020	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	0	USD
CY2019	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-44007000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-2269000	USD
CY2020	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	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
CY2020	us-gaap	Gain Loss On Sale Of Stock In Subsidiary Or Equity Method Investee GainLossOnSaleOfStockInSubsidiaryOrEquityMethodInvestee	0	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
CY2020	opi	Proceeds From Discontinued Operation Distributions Operating Activities ProceedsFromDiscontinuedOperationDistributionsOperatingActivities	0	USD
CY2019	opi	Proceeds From Discontinued Operation Distributions Operating Activities ProceedsFromDiscontinuedOperationDistributionsOperatingActivities	0	USD
CY2018	opi	Proceeds From Discontinued Operation Distributions Operating Activities ProceedsFromDiscontinuedOperationDistributionsOperatingActivities	15180000	USD
CY2020	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	3962000	USD
CY2019	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	-12586000	USD
CY2018	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	-5021000	USD
CY2020	us-gaap	Increase Decrease In Deferred Leasing Fees IncreaseDecreaseInDeferredLeasingFees	12128000	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
CY2020	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-2505000	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
CY2020	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-8081000	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
CY2020	us-gaap	Increase Decrease In Due To Related Parties IncreaseDecreaseInDueToRelatedParties	-1027000	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
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	233628000	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
CY2020	opi	Proceeds From Payments For Real Estate Acquisitions ProceedsFromPaymentsForRealEstateAcquisitions	-47215000	USD
CY2019	opi	Proceeds From Payments For Real Estate Acquisitions ProceedsFromPaymentsForRealEstateAcquisitions	-2905000	USD
CY2018	opi	Proceeds From Payments For Real Estate Acquisitions ProceedsFromPaymentsForRealEstateAcquisitions	25221000	USD
CY2020	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	81762000	USD
CY2019	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	62676000	USD
CY2018	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	47500000	USD
CY2020	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	102211000	USD
CY2019	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	829794000	USD
CY2018	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	304808000	USD
CY2020	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable	2880000	USD
CY2019	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable	0	USD
CY2018	us-gaap	Proceeds From Collection Of Loans Receivable ProceedsFromCollectionOfLoansReceivable	0	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-22987000	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
CY2020	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	155367000	USD
CY2019	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	12054000	USD
CY2018	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	3708000	USD
CY2020	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	0	USD
CY2019	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	388000000	USD
CY2018	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	162000000	USD
CY2020	us-gaap	Repayments Of Senior Debt RepaymentsOfSeniorDebt	400000000	USD
CY2019	us-gaap	Repayments Of Senior Debt RepaymentsOfSeniorDebt	350000000	USD
CY2018	us-gaap	Repayments Of Senior Debt RepaymentsOfSeniorDebt	0	USD
CY2020	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	408932000	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
CY2020	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	561467000	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
CY2020	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	561467000	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
CY2020	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	1492000	USD
CY2019	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	USD
CY2018	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	3936000	USD
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	434000	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
CY2020	us-gaap	Payments For Repurchase Of Preferred Stock And Preference Stock PaymentsForRepurchaseOfPreferredStockAndPreferenceStock	0	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
CY2020	us-gaap	Distribution Made To Limited Partner Cash Distributions Paid DistributionMadeToLimitedPartnerCashDistributionsPaid	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
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	106121000	USD
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	105868000	USD
CY2018	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	170566000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-254482000	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
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-43841000	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
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
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	56855000	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
CY2020	us-gaap	Interest Paid Net InterestPaidNet	100083000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	131735000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	65188000	USD
CY2020	us-gaap	Income Taxes Paid IncomeTaxesPaid	1377000	USD
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	491000	USD
CY2018	us-gaap	Income Taxes Paid IncomeTaxesPaid	68000	USD
CY2020	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	11981000	USD
CY2019	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	11457000	USD
CY2018	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	9281000	USD
CY2020	opi	Business Combination Consideration Transferred Assumed Working Capital Net BusinessCombinationConsiderationTransferredAssumedWorkingCapitalNet	0	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
CY2020	us-gaap	Noncash Or Part Noncash Acquisition Investments Acquired1 NoncashOrPartNoncashAcquisitionInvestmentsAcquired1	0	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
CY2020	opi	Noncashor Part Noncash Acquisition Investments Acquired By Assumption Of Debt Net NoncashorPartNoncashAcquisitionInvestmentsAcquiredByAssumptionOfDebtNet	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
CY2020	us-gaap	Line Of Credit Assumed1 LineOfCreditAssumed1	0	USD
CY2019	us-gaap	Line Of Credit Assumed1 LineOfCreditAssumed1	0	USD
CY2018	us-gaap	Line Of Credit Assumed1 LineOfCreditAssumed1	108000000	USD
CY2020	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	0	USD
CY2019	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	0	USD
CY2018	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	161772000	USD
CY2020	us-gaap	Notes Assumed1 NotesAssumed1	0	USD
CY2019	us-gaap	Notes Assumed1 NotesAssumed1	0	USD
CY2018	us-gaap	Notes Assumed1 NotesAssumed1	1450000000	USD
CY2020	us-gaap	Stock Issued1 StockIssued1	0	USD
CY2019	us-gaap	Stock Issued1 StockIssued1	0	USD
CY2018	us-gaap	Stock Issued1 StockIssued1	639809000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	42045000	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
CY2020Q4	us-gaap	Restricted Cash RestrictedCash	14810000	USD
CY2019Q4	us-gaap	Restricted Cash RestrictedCash	6952000	USD
CY2018Q4	us-gaap	Restricted Cash RestrictedCash	3594000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	56855000	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
CY2020	opi	Number Of Joint Ventures NumberOfJointVentures	2	joint_venture
CY2020	opi	Increase Decrease To Rental Income From Amortization In Capitalized Above And Below Market Leases IncreaseDecreaseToRentalIncomeFromAmortizationInCapitalizedAboveAndBelowMarketLeases	-5440000	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
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	548943000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	732382000	USD
CY2020Q4	us-gaap	Below Market Lease Gross BelowMarketLeaseGross	21092000	USD
CY2019Q4	us-gaap	Below Market Lease Gross BelowMarketLeaseGross	28118000	USD
CY2020Q4	us-gaap	Below Market Lease Accumulated Amortization BelowMarketLeaseAccumulatedAmortization	10504000	USD
CY2019Q4	us-gaap	Below Market Lease Accumulated Amortization BelowMarketLeaseAccumulatedAmortization	14943000	USD
CY2020Q4	us-gaap	Off Market Lease Unfavorable OffMarketLeaseUnfavorable	10588000	USD
CY2019Q4	us-gaap	Off Market Lease Unfavorable OffMarketLeaseUnfavorable	13175000	USD
CY2020Q4	us-gaap	Deferred Costs Leasing Accumulated Amortization DeferredCostsLeasingAccumulatedAmortization	5985000	USD
CY2019Q4	us-gaap	Deferred Costs Leasing Accumulated Amortization DeferredCostsLeasingAccumulatedAmortization	5216000	USD
CY2018Q4	us-gaap	Deferred Costs Leasing Accumulated Amortization DeferredCostsLeasingAccumulatedAmortization	4330000	USD
CY2020	us-gaap	Deferred Sales Inducements Amortization Expense DeferredSalesInducementsAmortizationExpense	902000	USD
CY2019	us-gaap	Deferred Sales Inducements Amortization Expense DeferredSalesInducementsAmortizationExpense	757000	USD
CY2018	us-gaap	Deferred Sales Inducements Amortization Expense DeferredSalesInducementsAmortizationExpense	512000	USD
CY2020Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	17545000	USD
CY2019Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	10631000	USD
CY2020	opi	Deferred Finance Costs Future Amortization Expense Year One DeferredFinanceCostsFutureAmortizationExpenseYearOne	2659000	USD
CY2020	opi	Deferred Finance Costs Future Amortization Expense Year Two DeferredFinanceCostsFutureAmortizationExpenseYearTwo	2428000	USD
CY2020	opi	Deferred Finance Costs Future Amortization Expense Year Three DeferredFinanceCostsFutureAmortizationExpenseYearThree	1132000	USD
CY2020	opi	Deferred Finance Costs Future Amortization Expense Year Four DeferredFinanceCostsFutureAmortizationExpenseYearFour	1069000	USD
CY2020	opi	Deferred Finance Costs Future Amortization Expense Year Five DeferredFinanceCostsFutureAmortizationExpenseYearFive	584000	USD
CY2020	opi	Deferred Finance Costs Future Amortization Expense After Year Five DeferredFinanceCostsFutureAmortizationExpenseAfterYearFive	11729000	USD
CY2020	opi	Number Of Joint Ventures NumberOfJointVentures	2	joint_venture
CY2020Q4	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	3	property
CY2020Q4	us-gaap	Debt Instrument Unamortized Discount Premium Net DebtInstrumentUnamortizedDiscountPremiumNet	16319000	USD
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2020Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	14000	shares
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	12000	shares
CY2018	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	4000	shares
CY2020	us-gaap	Use Of Estimates UseOfEstimates	Use of Estimates. 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.
CY2020	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1	segment
CY2020	opi	Number Of Joint Ventures NumberOfJointVentures	2	joint_venture
CY2020	opi	Number Of Operating Lease Executed NumberOfOperatingLeaseExecuted	77	lease
CY2020	opi	Operating Leases Committed Expenditures On Leases Executed In Period Area Of Leased Property OperatingLeasesCommittedExpendituresOnLeasesExecutedInPeriodAreaOfLeasedProperty	1965000	sqft
CY2020	opi	Operating Leases Weighted Average Lease Term OperatingLeasesWeightedAverageLeaseTerm	P7Y3M18D
CY2020	opi	Operating Leases Committed Expenditures On Leases Executed In Period OperatingLeasesCommittedExpendituresOnLeasesExecutedInPeriod	43404000	USD
CY2020Q4	opi	Operating Leases Committed Expenditures On Leases Executed In Period Committed But Unspent Tenant Related Obligations OperatingLeasesCommittedExpendituresOnLeasesExecutedInPeriodCommittedButUnspentTenantRelatedObligations	51913000	USD
CY2020	opi	Number Of Properties Acquired NumberOfPropertiesAcquired	2	property
CY2020Q4	us-gaap	Area Of Real Estate Property AreaOfRealEstateProperty	163000	sqft
CY2020	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	47215000	USD
CY2020Q4	opi	Asset Acquisition Acquisition Related Costs AssetAcquisitionAcquisitionRelatedCosts	590000	USD
CY2020	opi	Number Of Properties Acquired NumberOfPropertiesAcquired	2	property
CY2020Q4	us-gaap	Area Of Real Estate Property AreaOfRealEstateProperty	163000	sqft
CY2020	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	47215000	USD
CY2020Q4	opi	Number Of Properties Held For Sale NumberOfPropertiesHeldForSale	2	property
CY2020	opi	Number Of Joint Ventures NumberOfJointVentures	2	joint_venture
CY2020	opi	Number Of Joint Ventures NumberOfJointVentures	2	joint_venture
CY2020	opi	Number Of Joint Ventures NumberOfJointVentures	2	joint_venture
CY2020	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	16079000	USD
CY2019	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	27507000	USD
CY2018	us-gaap	Straight Line Rent Adjustments StraightLineRentAdjustments	10164000	USD
CY2020Q4	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	68824000	USD
CY2019Q4	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	54837000	USD
CY2020	us-gaap	Variable Lease Income VariableLeaseIncome	75851000	USD
CY2019	opi	Tenant Reimbursement Income TenantReimbursementIncome	86353000	USD
CY2019	us-gaap	Variable Lease Income VariableLeaseIncome	91076000	USD
CY2018	us-gaap	Variable Lease Income VariableLeaseIncome	45261000	USD
CY2020	opi	Tenant Reimbursement Income TenantReimbursementIncome	71385000	USD
CY2018	opi	Tenant Reimbursement Income TenantReimbursementIncome	40764000	USD
CY2020Q4	us-gaap	Lessor Operating Lease Payments To Be Received Next Twelve Months LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths	474170000	USD
CY2020Q4	us-gaap	Lessor Operating Lease Payments To Be Received Two Years LessorOperatingLeasePaymentsToBeReceivedTwoYears	435572000	USD
CY2020Q4	us-gaap	Lessor Operating Lease Payments To Be Received Three Years LessorOperatingLeasePaymentsToBeReceivedThreeYears	389272000	USD
CY2020Q4	us-gaap	Lessor Operating Lease Payments To Be Received Four Years LessorOperatingLeasePaymentsToBeReceivedFourYears	316483000	USD
CY2020Q4	us-gaap	Lessor Operating Lease Payments To Be Received Five Years LessorOperatingLeasePaymentsToBeReceivedFiveYears	234064000	USD
CY2020Q4	us-gaap	Lessor Operating Lease Payments To Be Received Thereafter LessorOperatingLeasePaymentsToBeReceivedThereafter	842615000	USD
CY2020Q4	us-gaap	Lessor Operating Lease Payments To Be Received LessorOperatingLeasePaymentsToBeReceived	2692176000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	168000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	174000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	2149000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	2179000	USD
CY2020	us-gaap	Operating Lease Expense OperatingLeaseExpense	1749000	USD
CY2019	us-gaap	Operating Lease Expense OperatingLeaseExpense	1670000	USD
CY2018	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	1707000	USD
CY2019Q4	opi	Number Of Other Governments NumberOfOtherGovernments	2	government_tenant
CY2020Q4	opi	Number Of Other Governments NumberOfOtherGovernments	2	government_tenant
CY2020Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	2242842000	USD
CY2019Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	2386209000	USD
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	2202971000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	2340453000	USD
CY2020Q1	opi	Number Of Properties Sold NumberOfPropertiesSold	1	property
CY2020Q3	opi	Number Of Collateral Properties NumberOfCollateralProperties	1	property
CY2020Q4	opi	Numberof Properties Collateralized NumberofPropertiesCollateralized	7	property
CY2020Q4	opi	Aggregate Net Book Value Of Real Estate Properties Collateralized AggregateNetBookValueOfRealEstatePropertiesCollateralized	304227000	USD
CY2020Q4	opi	Aggregate Principal Amount Of Real Estate Properties Collateralized AggregatePrincipalAmountOfRealEstatePropertiesCollateralized	170842000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	1540000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	625518000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	143784000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	350000000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	650000000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	472000000	USD
CY2020Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	2242842000	USD
CY2020Q4	us-gaap	Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet	39871000	USD
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	2202971000	USD
CY2020Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	451914000	USD
CY2020	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	19589	shares
CY2019	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	15588	shares
CY2018	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	4984	shares
CY2020	opi	Stock Repurchased During Period Price Per Share StockRepurchasedDuringPeriodPricePerShare	22.15
CY2019	opi	Stock Repurchased During Period Price Per Share StockRepurchasedDuringPeriodPricePerShare	29.76
CY2018	opi	Stock Repurchased During Period Price Per Share StockRepurchasedDuringPeriodPricePerShare	46.54
CY2020	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	2.20
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	106121000	USD
CY2020	opi	Common Stock Dividends Return Of Capital Distribution Percentage CommonStockDividendsReturnOfCapitalDistributionPercentage	0
CY2020	opi	Common Stock Dividends Ordinary Income Distribution Percentage CommonStockDividendsOrdinaryIncomeDistributionPercentage	1.0000
CY2020	opi	Common Stock Dividends Qualified Dividend Distribution Percentage CommonStockDividendsQualifiedDividendDistributionPercentage	0
CY2019	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	2.20
CY2019	opi	Common Stock Dividends Qualified Dividend Distribution Percentage CommonStockDividendsQualifiedDividendDistributionPercentage	0
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
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
CY2020	srt	Sec Schedule Iii Real Estate Number Of Units SECScheduleIIIRealEstateNumberOfUnits	180	property
CY2020Q4	us-gaap	Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Improvements RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionImprovements	300518000	USD
CY2020	opi	Sec Schedule1228 Real Estate Companies Investment In Real Estate And Accumulated Depreciation Real Estate Impairment Or Write Downs Net SECSchedule1228RealEstateCompaniesInvestmentInRealEstateAndAccumulatedDepreciationRealEstateImpairmentOrWriteDownsNet	4525000	USD
CY2020Q4	srt	Real Estate And Accumulated Depreciation Amount Of Encumbrances RealEstateAndAccumulatedDepreciationAmountOfEncumbrances	169729000	USD
CY2020Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Land RealEstateAndAccumulatedDepreciationInitialCostOfLand	830222000	USD
CY2020Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements	2395928000	USD
CY2020Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Land RealEstateAndAccumulatedDepreciationCarryingAmountOfLand	830884000	USD
CY2020Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements	2691259000	USD
CY2020Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	3522143000	USD
CY2020Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	451914000	USD
CY2020Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	1113000	USD
CY2020Q4	srt	Real Estate Federal Income Tax Basis RealEstateFederalIncomeTaxBasis	7059170000	USD
CY2020	opi	Real Estate And Accumulated Depreciation Buildings And Improvements Life Used For Depreciation RealEstateAndAccumulatedDepreciationBuildingsAndImprovementsLifeUsedForDepreciation	P40Y
CY2020	opi	Real Estate And Accumulated Depreciation Equipment Life Used For Depreciation RealEstateAndAccumulatedDepreciationEquipmentLifeUsedForDepreciation	P12Y
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	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	18740000	USD
CY2018	us-gaap	Real Estate Other Deductions RealEstateOtherDeductions	5005000	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 Other Deductions RealEstateAccumulatedDepreciationOtherDeductions	5005000	USD
CY2018	opi	Sec Schedule1228 Real Estate Companies Investment In Real Estate Reclassification Assets Held For Sale SECSchedule1228RealEstateCompaniesInvestmentInRealEstateReclassificationAssetsHeldForSale	216955000	USD
CY2018	opi	Sec Schedule1228 Real Estate Companies Investment In Real Estate Accumulated Depreciation Reclassification Assets Held For Sale SECSchedule1228RealEstateCompaniesInvestmentInRealEstateAccumulatedDepreciationReclassificationAssetsHeldForSale	8171000	USD
CY2018Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	3944636000	USD
CY2018Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	375147000	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
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
CY2020Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	3522143000	USD
CY2019	us-gaap	Real Estate Other Deductions RealEstateOtherDeductions	9169000	USD
CY2019	us-gaap	Real Estate Accumulated Depreciation Other Deductions RealEstateAccumulatedDepreciationOtherDeductions	9169000	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
CY2019Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	3493231000	USD
CY2019Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	387656000	USD
CY2020	us-gaap	Real Estate Other Acquisitions RealEstateOtherAcquisitions	122116000	USD
CY2020	us-gaap	Real Estate Accumulated Depreciation Other Additions RealEstateAccumulatedDepreciationOtherAdditions	83828000	USD
CY2020	us-gaap	Sec Schedule Iii Real Estate Writedown Or Reserve Amount SECScheduleIIIRealEstateWritedownOrReserveAmount	2954000	USD
CY2020	opi	Real Estate Accumulated Depreciation Impairment Or Writedowns RealEstateAccumulatedDepreciationImpairmentOrWritedowns	0	USD
CY2020	us-gaap	Real Estate Cost Of Real Estate Sold RealEstateCostOfRealEstateSold	31193000	USD
CY2020	us-gaap	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	13125000	USD
CY2020	us-gaap	Real Estate Other Deductions RealEstateOtherDeductions	3968000	USD
CY2020	us-gaap	Real Estate Accumulated Depreciation Other Deductions RealEstateAccumulatedDepreciationOtherDeductions	3968000	USD
CY2020	opi	Sec Schedule1228 Real Estate Companies Investment In Real Estate Reclassification Assets Held For Sale SECSchedule1228RealEstateCompaniesInvestmentInRealEstateReclassificationAssetsHeldForSale	55089000	USD
CY2020	opi	Sec Schedule1228 Real Estate Companies Investment In Real Estate Accumulated Depreciation Reclassification Assets Held For Sale SECSchedule1228RealEstateCompaniesInvestmentInRealEstateAccumulatedDepreciationReclassificationAssetsHeldForSale	2477000	USD

Files In Submission

Name	View Source	Status
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2019 Q4 Form 10-K Financial Statement

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