Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis - Fair Value, Recurring [Member] - Reported Value Measurement [Member] - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Redeemable Preferred Stock [Member]
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Derivative liability	$ 15,438	$ 8,063
3.25% Convertible Senior Notes Due 2023 [Member]
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Derivative liability	37,708	34,134
Fair Value, Inputs, Level 1 [Member] | Redeemable Preferred Stock [Member]
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Derivative liability	0	0
Fair Value, Inputs, Level 1 [Member] | 3.25% Convertible Senior Notes Due 2023 [Member]
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Derivative liability	0	0
Fair Value, Inputs, Level 2 [Member] | Redeemable Preferred Stock [Member]
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Derivative liability	0	0
Fair Value, Inputs, Level 2 [Member] | 3.25% Convertible Senior Notes Due 2023 [Member]
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Derivative liability	0	0
Fair Value, Inputs, Level 3 [Member] | Redeemable Preferred Stock [Member]
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Derivative liability	15,438	8,063
Fair Value, Inputs, Level 3 [Member] | 3.25% Convertible Senior Notes Due 2023 [Member]
Fair Value Measurements (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]
Derivative liability	$ 37,708	$ 34,134