Notes and Other Receivables (Details) - USD ($) $ in Thousands	1 Months Ended		12 Months Ended
	Dec. 31, 2019	Oct. 31, 2019	Dec. 31, 2019	Dec. 31, 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 134,365		$ 134,365	$ 71,895
Cash received from collection of note receivable	36,100	$ 6,700
Notes Receivable, Secured, Bearing Interest at 9.00%, Due May 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	16,828		$ 16,828	15,226
Stated interest rate			9.00%
Note Receivable, Secured, Bearing Interest at 10.75%, Due September 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	0		$ 0	32,650
Stated interest rate			10.75%
Notes Receivable, Secured, Bearing Interest at 9.90%, Due November 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	12,838		$ 12,838	0
Stated interest rate			9.90%
Related Party Note Receivable, Secured, Bearing Interest at 9.50%, Due October 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	0		$ 0	6,618
Interest rate			9.50%
Related Party Bridge Loan on Property Acquired by Bex Iv
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	85,713		$ 85,713	0
Notes and Other Receivables from Affiliates
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	4,442		4,442	4,457
Other Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 14,544		$ 14,544	$ 12,944