Variable Interest Entities ("VIEs") - Summary of Assets and Liabilities of Consolidated Variable Interest Entities (Details) - USD ($) $ in Thousands		Jun. 30, 2017	Dec. 31, 2016
Variable Interest Entity [Line Items]
Real estate, net		$ 7,396,936	$ 7,530,932
Cash and restricted cash		42,384	29,374
Preferred equity investments		55,300	55,051
Accounts and other receivables		12,032	15,251
Deferred rent receivable		196,799	163,695
Deferred charges, net		80,352	71,184
Intangible assets, net		363,523	412,225
Other assets		26,205	22,829
Total assets	[1]	8,517,503	8,867,168
Notes and mortgages payable, net		3,355,100	3,408,179
Accounts payable and other accrued expenses		83,334	103,896
Intangible liabilities, net		133,748	153,018
Interest rate swap liabilities		1,819	22,446
Other liabilities		50,053	53,046
Total liabilities	[1]	3,631,592	3,981,221
Variable Interest Entities [Member]
Variable Interest Entity [Line Items]
Real estate, net		1,258,156	1,336,810
Cash and restricted cash		41,587	17,054
Investment in unconsolidated joint venture		15,881
Preferred equity investments		55,300	55,051
Accounts and other receivables		681	5,966
Deferred rent receivable		40,821	32,103
Deferred charges, net		7,737	695
Intangible assets, net		45,803	52,139
Other assets		952	14,474
Total assets		1,466,918	1,514,292
Notes and mortgages payable, net		968,089	872,960
Accounts payable and other accrued expenses		16,082	21,077
Intangible liabilities, net		42,645	48,654
Interest rate swap liabilities			21,227
Other liabilities		122	6,555
Total liabilities		$ 1,026,938	$ 970,473

[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 89.9% as of June 30, 2017. The assets and liabilities of the Operating Partnership, as of June 30, 2017, include $1,466,918 and $1,026,938 of assets and liabilities, respectively, of certain VIEs that are consolidated by the Operating Partnership. See Note 12, Variable Interest Entities.