Consolidated Real Estate Related Funds - Additional Information (Details)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2022
One Steuart Lane [Member]
Real Estate Related Fund [Line Items]
Equity method economic interest percentage	2.60%
Fund X [Member]
Real Estate Related Fund [Line Items]
Equity method paramount ownership percentage		8.20%
Increase in ownership interest percentage		13.00%
Residential Development Fund's [Member]
Real Estate Related Fund [Line Items]
Equity method paramount ownership percentage	7.40%
Interest not owned as noncontrolling interest in real estate related funds	92.60%
Residential Development Fund's [Member] | One Steuart Lane [Member]
Real Estate Related Fund [Line Items]
Equity method paramount ownership percentage	35.00%