Related Party Transactions - Debt to Related Parties (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Related Party Transaction [Line Items]
Unpaid Principal Balance	$ 680,687	$ 658,083
Current portion of debt	26,226	337,583
Long-term portion of debt	669,775	299,229
Total	696,001	636,812
Affiliated entity
Related Party Transaction [Line Items]
Unpaid Principal Balance	87,033	59,138
Current portion of debt	2,439	24,683
Long-term portion of debt	83,383	31,088
Total	85,822	55,771
10% convertible promissory notes due December 2021 \| Convertible promissory notes
Related Party Transaction [Line Items]
Unpaid Principal Balance	319,299
Current portion of debt	0
Long-term portion of debt	338,944
Total	338,944
10% convertible promissory notes due December 2021 \| Convertible promissory notes \| Affiliated entity
Related Party Transaction [Line Items]
Unpaid Principal Balance	50,801
Current portion of debt	0
Long-term portion of debt	52,786
Total	52,786
7.5% term loan due September 2028 \| Term loan
Related Party Transaction [Line Items]
Unpaid Principal Balance	36,232	38,337
Current portion of debt	2,439	3,882
Long-term portion of debt	30,597	31,087
Total	33,036	34,969
7.5% term loan due September 2028 \| Term loan \| Affiliated entity
Related Party Transaction [Line Items]
Unpaid Principal Balance	36,232	38,337
Current portion of debt	2,439	3,882
Long-term portion of debt	30,597	31,088
Total	$ 33,036	$ 34,970

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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