Commitments and Contingencies	3 Months Ended
	Mar. 31, 2021
Commitments and Contingencies Disclosure [Abstract]
Commitments and Contingencies	Commitments and ContingenciesAt March 31, 2021, we had 10 outstanding letter of credit obligations totaling $20,288,000 and expiring between 2021 and 2024. At March 31, 2021, we had outstanding construction in progress of $542,302,000 and were committed to providing additional funds of approximately $715,955,000 to complete construction. Additionally, at March 31, 2021, we had outstanding investments classified as in substance real estate of $365,488,000 and were committed to provide additional funds of $36,059,000 (see Note 8 for additional information). Purchase obligations at March 31, 2021 also include $40,815,000 of contingent purchase obligations to fund capital improvements. Rents due from the tenant are increased to reflect the additional investment in the property.