Commitments and Contingencies	6 Months Ended
	Jun. 30, 2020
Commitments and Contingencies Disclosure [Abstract]
Commitments and Contingencies	Commitments and ContingenciesAt June 30, 2020, we had 8 outstanding letter of credit obligations totaling $37,014,000 and expiring between 2020 and 2024. At June 30, 2020, we had outstanding construction in progress of $411,700,000 and were committed to providing additional funds of approximately $332,074,000 to complete construction. Additionally, at June 30, 2020, we had outstanding investments classified as in substance real estate of $250,215,000 and were committed to provide additional funds of $212,306,000 (see Note 8 for additional information). Purchase obligations at June 30, 2020 also include $19,442,000 of contingent purchase obligations to fund capital improvements. Rents due from the tenant are increased to reflect the additional investment in the property.