Investments in Unconsolidated Joint Ventures - Summary of Financial Information of Unconsolidated Joint Ventures (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2023		Dec. 31, 2022		Dec. 31, 2021
Schedule Of Equity Method Investments [Line Items]
Total assets		$ 8,006,215	[1]	$ 8,453,254	[1]	$ 8,494,562
Total liabilities	[1]	3,991,327		4,042,488
Equity		3,203,285		3,592,291
Total liabilities and equity		8,006,215		8,453,254
Rental revenue		711,470		702,819		690,418
Other income		9,721		9,137		7,895
Total revenues		742,788		740,377		726,786
Operating		293,965		277,422		265,438
Depreciation and amortization		250,644		232,517		232,487
Total expenses		607,017		569,896		557,973
Interest and other (loss) income, net		14,837		5,174		3,017
Interest and debt expense		(152,990)		(143,864)		(142,014)
Loss before income taxes		(369,877)		(24,932)		5,702
Income tax expense		(1,426)		(3,265)		(3,643)
Net loss attributable to common stockholders		(259,744)		(36,403)		(20,354)
Unconsolidated Joint Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Real estate, net		1,528,595		2,377,084
Cash and cash equivalents and restricted cash		167,355		252,540
Intangible assets, net		52,164		69,599
For-sale residential condominium units	[2]	246,824		322,232
Other assets		84,179		87,054
Total assets		2,079,117		3,108,509
Notes and mortgages payable, net		1,744,706		1,834,916
Intangible liabilities, net		5,026		10,972
Other liabilities		98,462		50,783
Total liabilities		1,848,194		1,896,671
Equity		230,923		1,211,838
Total liabilities and equity		2,079,117		3,108,509
Rental revenue		155,549		194,031		229,420
Other income	[3]	11,234		65,850		139,705
Total revenues		166,783		259,881		369,125
Operating	[3]	169,826	[4]	152,313		220,396
Depreciation and amortization		67,727		85,949		107,079
Total expenses		237,553		238,262		327,475
Interest and other (loss) income, net		3,035		991		(111)
Interest and debt expense		(73,485)		(62,173)		(63,493)
Real estate impairment loss		(917,044)	[5]	(64,663)	[6]
Loss before income taxes		(1,058,264)		(104,226)		(21,954)
Income tax expense		(32)		(60)		(32)
Net loss attributable to common stockholders		$ (1,058,296)		$ (104,286)		$ (21,986)

[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 91.8% as of December 31, 2023. As of December 31, 2023, the assets and liabilities of the Operating Partnership include $3,860,326 and $2,522,385 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.

[4] Includes $68,407 of impairment losses related to condominium units at One Steuart Lane, of which RDF’s share was $23,942. See note 8 on page

[5] Represents real estate impairment losses related to Market Center, 55 Second Street, and 60 Wall Street, of which our share was $148,906, $52,590, and $24,734, respectively. See notes 4, 5, and 7 on page 86.

[6] Represents a real estate impairment loss on 111 Sutter Street, of which our share was $31,685.