Segments - Schedule of Total Assets for Each Reportable Segments Information (Details) - USD ($) $ in Thousands	Dec. 31, 2019		Dec. 31, 2018		Dec. 31, 2017
Segment Reporting Information [Line Items]
Total assets	$ 8,734,135	[1]	$ 8,755,978	[1]	$ 8,917,661
New York [Member]
Segment Reporting Information [Line Items]
Total assets	5,439,929		5,583,022		5,511,061
San Francisco [Member]
Segment Reporting Information [Line Items]
Total assets	2,708,463		2,388,094		2,421,173
Washington, D.C. [Member]
Segment Reporting Information [Line Items]
Total assets	107,121		305,980		693,408
Other [Member]
Segment Reporting Information [Line Items]
Total assets	$ 478,622		$ 478,882		$ 292,019

[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 90.2% as of December 31, 2019. The assets and liabilities of the Operating Partnership, as of December 31, 2019, include $1,959,266 and $1,273,464 of assets and liabilities, respectively, of certain VIEs that are consolidated by the Operating Partnership. See Note 13, Variable Interest Entities (“VIEs”).}