Business Combination - Fair Values of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands		2 Months Ended	3 Months Ended			10 Months Ended	12 Months Ended
	Nov. 14, 2019	Dec. 31, 2019	Mar. 31, 2020	Mar. 31, 2019	[1]	Nov. 14, 2019	Dec. 31, 2018
Business Acquisition [Line Items]
Financial Designation, Predecessor and Successor [Fixed List]		Successor	Successor	Predecessor		Predecessor	Predecessor
Cash	$ 102,200
Common stock	479,600
Total consideration paid	581,800
Goodwill		$ 131,965	$ 136,965
Trinity
Business Acquisition [Line Items]
Cash	102,245
Common stock	479,619
Total consideration paid	581,864
Cash and cash equivalents	88,505					$ 88,505
Investment in real property	8,413					8,413
Mortgage notes receivable	344,837					344,837
Interest and fees receivable	2,743					2,743
Intangible assets	1,000					1,000
Other assets	174					174
Total Assets	445,672					445,672
Accounts payable and accrued liability	205					205
Other liabilities	568					568
Total Liabilities	773					773
Net assets acquired	444,899					444,899
Goodwill	$ 136,965					$ 136,965

[1] Predecessor periods are combined as disclosed in Note 1.