Investments in Unconsolidated Joint Ventures - Summary of Financial Information of Unconsolidated Joint Ventures (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Schedule Of Equity Method Investments [Line Items]
Total assets	[1]	$ 7,929,725		$ 8,006,215
Total liabilities	[1]	3,851,064		3,991,327
Equity		3,199,050		3,203,285
Total liabilities and equity		7,929,725		8,006,215
Rental revenue		179,723	$ 181,713
Other income		2,906	2,204
Total revenues		188,877	188,474
Operating		71,740	70,309
Depreciation and amortization		61,114	58,888
Total expenses		149,666	143,948
Interest and other income		19,420	2,925
Interest and debt expense		(40,269)	(36,459)
Loss before income taxes		17,078	8,602
Income tax expense		(347)	(288)
Net income attributable to common stockholders		9,865	1,729
Unconsolidated Joint Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Real estate, net		1,556,686		1,528,595
Cash and cash equivalents and restricted cash		200,573		167,355
Intangible assets, net		49,194		52,164
For-sale residential condominium units	[2]	237,864		246,824
Other assets		80,682		84,179
Total assets		2,124,999		2,079,117
Notes and mortgages payable, net		1,744,978		1,744,706
Intangible liabilities, net		3,911		5,026
Other liabilities		122,868		98,462
Total liabilities		1,871,757		1,848,194
Equity		253,242		230,923
Total liabilities and equity		2,124,999		$ 2,079,117
Rental revenue		35,936	40,221
Other income	[3]	14,998	1,757
Total revenues		50,934	41,978
Operating	[3]	32,439	24,701
Depreciation and amortization		13,162	17,765
Total expenses		45,601	42,466
Interest and other income		626	709
Interest and debt expense		(17,589)	(15,446)
Loss before income taxes		(11,630)	(15,225)
Income tax expense		(16)	(11)
Net income attributable to common stockholders		$ (11,646)	$ (15,236)

[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 91.6% as of March 31, 2024. As of March 31, 2024, the assets and liabilities of the Operating Partnership include $3,844,572 and $2,390,281 of assets and liabilities, respectively, of certain VIEs that are consolidated by the Operating Partnership. See Note 12, Variable Interest Entities (“VIEs”).

[2] Represents residential condominium units at One Steuart Lane that are available for sale.

[3] Includes proceeds and cost of sales from the sale of residential condominium units at One Steuart Lane.