Leases - Summary of Quantitative Disclosures for Lessees (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Lease cost:
Amortization of right-of-use assets (capitalized)	$ 351	$ 351
Amortization of right-of-use assets (expensed)	1,391	1,391
Interest on lease liabilities (capitalized)		452	$ 1,029
Interest on lease liabilities (expensed)	1,904	1,464
Total lease cost	30,817	29,587	31,489
Cash paid for amounts included in the measurement of lease liabilities:
Investing cash flows from finance leases		383	$ 567
Financing cash flows from finance leases	$ 2,463	$ 1,898
Weighted-average remaining lease term – finance leases	24 years 1 month 6 days	25 years 2 months 12 days	18 years 8 months 12 days
Weighted-average discount rate – finance leases	2.80%	2.80%	3.00%
Corporate Office Leases [Member]
Lease cost:
Operating lease cost	$ 4,061	$ 3,581	$ 3,747
Variable lease cost	430	1,037	1,307
Cash paid for amounts included in the measurement of lease liabilities:
Corporate office leases	$ 4,385	$ 5,016	$ 5,296
Weighted-average remaining lease term – operating leases	16 years 1 month 6 days	16 years 9 months 18 days	17 years 4 months 24 days
Weighted-average discount rate – operating leases:	3.20%	3.20%	3.20%
Ground Leases [Member]
Lease cost:
Operating lease cost	$ 18,338	$ 18,338	$ 22,102
Variable lease cost	4,342	2,973	3,304
Cash paid for amounts included in the measurement of lease liabilities:
Corporate office leases	$ 15,037	$ 14,682	$ 16,552
Weighted-average remaining lease term – operating leases	61 years 2 months 12 days	61 years 9 months 18 days	55 years 3 months 18 days
Weighted-average discount rate – operating leases:	5.10%	5.10%	5.00%