Notes Receivable Notes Narrative (Details) - USD ($)			3 Months Ended			6 Months Ended
	Mar. 06, 2020	Jul. 01, 2019	Jun. 30, 2020	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2020	Jun. 30, 2019	Mar. 11, 2020	Feb. 10, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest income from loans receivable			$ 1,830,000	$ 1,001,000		$ 3,477,000	$ 1,731,000
Payments to Acquire Notes Receivable						13,092,000	14,574,000
Interest Receivable			4,052,000			4,052,000				$ 5,774,000
Loss on notes receivable			0	0		8,161,000	0
Convertible Debt	$ 18,800,000		18,800,000	0		18,800,000	0	$ 22,000	$ 27,887
General and administrative			12,386,000	$ 17,904,000		25,418,000	$ 28,062,000
Equity Securities, FV-NI			4,613,000			4,613,000		5,700		4,376,000
Debt, current	$ 1,900		47,009,000			47,009,000		$ 21,000		$ 15,300,000
Notes Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest Receivable			$ 161			161
West Coast social equity entity [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Payments to Acquire Notes Receivable		$ 8,000				8,000
Investment Interest Rate										8.00%
Common Stock [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Stock Issued During Period, Shares, Other	900			294,000	12,000
Securities Financing Transaction, Cost [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
General and administrative						$ 120