Orion Office REIT Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Cover
- Cover Page
Financial Statements
Notes to Financial Statements
Accounting Policies
Notes Tables
Notes Details
Uncategorized
- Uncategorized Items - onl-20210930.htm

VEREIT Office Assets, Real Estate Investments and Related Intangibles - Consolidated Joint Ventures Narrative (Details)

v3.21.2

VEREIT Office Assets, Real Estate Investments and Related Intangibles - Consolidated Joint Ventures Narrative (Details)	9 Months Ended	12 Months Ended
	Sep. 30, 2021 USD ($) property jointVenture	Dec. 31, 2020 USD ($) jointVenture property	Jul. 15, 2021 USD ($)
Schedule of Equity Method Investments [Line Items]
Number of real estate properties \| property	92
Total assets	$ 1,000		$ 1,000
VEREIT Office Assets
Schedule of Equity Method Investments [Line Items]
Number of real estate properties \| property	52
Total assets	$ 1,344,035,000	$ 1,412,359,000
Real estate investments, net	1,127,068,000	$ 1,196,015,000
VEREIT Office Assets \| Mortgages
Schedule of Equity Method Investments [Line Items]
Aggregate balance outstanding	$ 143,504,000
VEREIT Office Assets \| Joint ventures
Schedule of Equity Method Investments [Line Items]
Number of joint ventures \| jointVenture	1	1
Number of real estate properties \| property	1	1
Total assets	$ 30,700,000	$ 33,000,000
Real estate investments, net	27,800,000	29,100,000
VEREIT Office Assets \| Joint ventures \| Consolidated Properties \| Mortgages
Schedule of Equity Method Investments [Line Items]
Aggregate balance outstanding	$ 0	$ 14,800,000

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