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Organization and Business - Additional Information (Details) ft² in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 USD ($) ft² Properties Theatre | Sep. 30, 2020 USD ($) ft² Properties Theatre
Real Estate Properties [Line Items] |  |
Number of Real Estate Properties | Properties | 14 | 14
Area of office and retail properties | ft² | 13.1 | 13.1
Percentage of office and retail properties leased | 95.50% | 95.50%
Number of theatres | Theatre | 2 | 2
Rent collections in excess, percentage | 97.50% |
Non-cash write-offs, primarily for straight-line rent receivables | $ 14,863,000 | $ 26,172,000
Uncollectible accounts receivable |  | $ 2,051,000
Office Tenants [Member] |  |
Real Estate Properties [Line Items] |  |
Annualized rent |  | 97.00%
Rent collections in excess, percentage | 99.00% |
Retail, Parking Garages and Two Theatres [Member] |  |
Real Estate Properties [Line Items] |  |
Annualized rent |  | 3.00%
Rent collections in excess, percentage | 50.40% |
Variable Interest Entities [Member] | Paramount Group Operating Partnership [Member] |  |
Real Estate Properties [Line Items] |  |
Percentage of ownership in operating partnership |  | 91.40%

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