Segments - Schedule of Total Assets for Each Reportable Segments Information (Details) - USD ($) $ in Thousands		Sep. 30, 2025	Dec. 31, 2024
Segment Reporting Information [Line Items]
Total assets	[1]	$ 7,974,495	$ 7,871,503
New York [Member]
Segment Reporting Information [Line Items]
Total assets		5,318,143	5,138,087
San Francisco [Member]
Segment Reporting Information [Line Items]
Total assets		2,356,144	2,332,583
Other [Member]
Segment Reporting Information [Line Items]
Total assets		$ 300,208	$ 400,833

[1] Represents the consolidated assets and liabilities of Paramount Group Operating Partnership LP, a Delaware limited partnership (the “Operating Partnership”). The Operating Partnership is a consolidated variable interest entity (“VIE”), of which we are the sole general partner and own approximately 93.2% as of September 30, 2025. As of September 30, 2025, the assets and liabilities of the Operating Partnership include $4,690,998 and $2,410,215 of assets and liabilities, respectively, of certain VIEs that are consolidated by the Operating Partnership. See Note 13, Variable Interest Entities (“VIEs”).