Income Taxes (Details 4) $ in Thousands	Dec. 31, 2020 USD ($)
Federal
Net operating loss carry-forwards	$ 104,100
Federal | Expiration 2025
Net operating loss carry-forwards	4,200
Federal | Expiration 2026
Net operating loss carry-forwards	25,500
Federal | Expiration 2027
Net operating loss carry-forwards	15,500
Federal | Expiration 2028
Net operating loss carry-forwards	5,200
Federal | Expiration 2029
Net operating loss carry-forwards	7,700
Federal | Expiration 2030
Net operating loss carry-forwards	10,600
Federal | Expiration 2031
Net operating loss carry-forwards	1,300
Federal | Expiration 2032
Net operating loss carry-forwards	0
Federal | Expiration 2033
Net operating loss carry-forwards	100
Federal | Expiration 2034
Net operating loss carry-forwards	2,500
Federal | Expiration 2035
Net operating loss carry-forwards	1,500
Federal | Do Not Expire
Net operating loss carry-forwards	30,000
State
Net operating loss carry-forwards	48,900
State | Expiration 2034
Net operating loss carry-forwards	1,400
State | Expiration 2035
Net operating loss carry-forwards	800
State | Expiration 2028
Net operating loss carry-forwards	2,600
State | Expiration 2029
Net operating loss carry-forwards	5,800
State | Expiration 2030
Net operating loss carry-forwards	11,000
State | Expiration 2038
Net operating loss carry-forwards	2,300
State | Expiration 2039
Net operating loss carry-forwards	2,200
State | Expiration 2040
Net operating loss carry-forwards	600
California
Net operating loss carry-forwards	26,800
Other State
Net operating loss carry-forwards	$ 22,100