Variable Interest Entities ("VIEs") - Summary of Assets and Liabilities of Consolidated Variable Interest Entities (Details) - USD ($) $ in Thousands		Sep. 30, 2023	Dec. 31, 2022	Sep. 30, 2022	Dec. 31, 2021
Variable Interest Entity [Line Items]
Real estate, net		$ 6,756,165	$ 6,846,224
Cash and cash equivalents and restricted cash		470,523	449,817	$ 509,854	$ 529,666
Real estate related fund investments		68,225	105,369
Deferred rent receivable		347,641	346,338
Deferred charges, net		112,448	120,685
Intangible assets, net		74,391	90,381
Other assets		72,265	73,660
Total assets	[1]	8,288,559	8,453,254
Notes and mortgages payable, net		3,802,333	3,840,318
Accounts payable and accrued expenses		109,471	123,176
Intangible liabilities, net		29,981	36,193
Other liabilities		28,452	24,775
Total liabilities	[1]	3,978,594	4,042,488
Variable Interest Entities [Member]
Variable Interest Entity [Line Items]
Real estate, net		3,306,722	3,364,482
Cash and cash equivalents and restricted cash		140,963	144,446
Accounts and other receivables		9,959	13,647
Real estate related fund investments		68,225	105,369
Investments in unconsolidated joint ventures		90,865	77,961
Deferred rent receivable		206,500	197,658
Deferred charges, net		46,841	49,485
Intangible assets, net		42,404	50,553
Other assets		20,958	9,860
Total assets		3,933,437	4,013,461
Notes and mortgages payable, net		2,449,917	2,489,902
Accounts payable and accrued expenses		52,873	61,492
Intangible liabilities, net		18,369	21,936
Other liabilities		4,649	6,051
Total liabilities		$ 2,525,808	$ 2,579,381

[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 September 30, 2023. As of September 30, 2023, the assets and liabilities of the Operating Partnership include $3,933,437 and $2,525,808 of assets and liabilities, respectively, of certain VIEs that are consolidated by the Operating Partnership. See Note 12, Variable Interest Entities (“VIEs”).