Segments Disclosure - Schedule of Selected Balance Sheet Data for Each Reportable Segments Information (Details) - USD ($) $ in Thousands		Mar. 31, 2016	Dec. 31, 2015	Mar. 31, 2015	Dec. 31, 2014
Segment Reporting Information [Line Items]
Total assets	[1]	$ 8,404,057	$ 8,775,229
Total liabilities	[1]	3,502,746	3,464,679
Total Equity		4,901,311	$ 5,310,550	$ 5,509,348	$ 5,554,953
New York [Member]
Segment Reporting Information [Line Items]
Total assets		5,625,762
Total liabilities		1,885,719
Total Equity		3,740,043
Washington, D.C. [Member]
Segment Reporting Information [Line Items]
Total assets		1,071,389
Total liabilities		410,638
Total Equity		660,751
San Francisco [Member]
Segment Reporting Information [Line Items]
Total assets		1,383,404
Total liabilities		1,000,217
Total Equity		383,187
Other [Member]
Segment Reporting Information [Line Items]
Total assets		323,502
Total liabilities		206,172
Total Equity		$ 117,330

[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 80.5%. As of March 31, 2016, the assets and liabilities of the Operating Partnership include $1,512,307 and $1,001,764 of assets and liabilities, respectively, of certain VIEs that are consolidated by the Operating Partnership. See Note 11, Variable Interest Entities.