XML 103 R73.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Equity - Schedule of Distributions Paid (Details) - $ / shares | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Equity [Abstract] |  |  |
Ordinary income (percent) | 0.00% | 0.00% | 9.00%
Capital gain (percent) | 0.00% | 0.00% | 0.00%
Return of capital (percent) | 100.00% | 100.00% | 91.00%
Total distributions paid (percent) | 100.00% | 100.00% | 100.00%
Dividends declared (in usd per share) | $ 1.09 | $ 3.15 | $ 3.15

X
- Definition Distributions, Capital Gain, Percent + References No definition available. + Details
Name: | gcnl_DistributionsCapitalGainPercent
Namespace Prefix: | gcnl_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Distributions, Ordinary Income, Percent + References No definition available. + Details
Name: | gcnl_DistributionsOrdinaryIncomePercent
Namespace Prefix: | gcnl_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Distributions, Return Of Capital, Percent + References No definition available. + Details
Name: | gcnl_DistributionsReturnOfCapitalPercent
Namespace Prefix: | gcnl_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Distributions, Total, Percent + References No definition available. + Details
Name: | gcnl_DistributionsTotalPercent
Namespace Prefix: | gcnl_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The per share amount of a dividend declared, but not paid, as of the financial reporting date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-3 + Details
Name: | us-gaap_DividendsPayableAmountPerShare
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

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