Debt - Summary of Outstanding Debt (Details) - USD ($) $ in Thousands		12 Months Ended
	Dec. 17, 2021	Dec. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Notes and mortgages payable, Interest Rate		3.40%
Notes and mortgages payable		$ 3,858,000	$ 3,819,434
Credit Facility		0	0
Less: unamortized deferred financing costs		(22,380)	(18,695)
Total notes and mortgages payable, net		$ 3,835,620	3,800,739
Credit Facility With Variable Rate [Member] | Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Maturity date of debt	2026-03	2026-03
Credit Facility With Variable Rate [Member] | Secured Overnight Financing Rate (SOFR) [Member] | Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Fixed/Variable Rate	1.15%	1.15%
1301 Avenue of the Americas [Member]
Debt Instrument [Line Items]
Notes and mortgages payable, Interest Rate		2.96%
Notes and mortgages payable		$ 860,000	850,000
1301 Avenue of the Americas [Member] | Mortgages and Notes Payable with Fixed Rate [Member]
Debt Instrument [Line Items]
Maturity date of debt		2026-08
Notes and mortgages payable, Interest Rate		2.46%
Notes and mortgages payable		$ 500,000	500,000
1301 Avenue of the Americas [Member] | Mortgages and Notes Payable with Variable Rate [Member]
Debt Instrument [Line Items]
Maturity date of debt		2026-08
Notes and mortgages payable, Interest Rate		3.67%
Notes and mortgages payable		$ 360,000	350,000
1301 Avenue of the Americas [Member] | Mortgages and Notes Payable with Variable Rate [Member] | London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument [Line Items]
Fixed/Variable Rate		3.56%
1633 Broadway [Member] | Mortgages and Notes Payable with Fixed Rate [Member]
Debt Instrument [Line Items]
Maturity date of debt		2029-12
Notes and mortgages payable, Interest Rate		2.99%
Notes and mortgages payable		$ 1,250,000	1,250,000
One Market Plaza [Member] | Mortgages and Notes Payable with Fixed Rate [Member]
Debt Instrument [Line Items]
Maturity date of debt		2024-02
Notes and mortgages payable, Interest Rate		4.03%
Notes and mortgages payable		$ 975,000	975,000
31 West 52nd Street [Member] | Mortgages and Notes Payable with Fixed Rate [Member]
Debt Instrument [Line Items]
Maturity date of debt		2026-06
Notes and mortgages payable, Interest Rate		3.80%
Notes and mortgages payable		$ 500,000	500,000
300 Mission Street [Member] | Mortgages and Notes Payable with Fixed Rate [Member]
Debt Instrument [Line Items]
Maturity date of debt		2023-10
Notes and mortgages payable, Interest Rate		3.65%
Notes and mortgages payable		$ 273,000	$ 244,434