Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Components of income tax expense (benefit) [Abstract]
Federal - current	$ 0	$ 0
State - current	5	6
Total current	5	6
Federal - deferred	312	(6,037)
State - deferred	(7,755)	(5,402)
Change in valuation allowance	6,052	(8,653)
Total deferred	(1,391)	(20,092)
Income tax expense (benefit)	(1,386)	(20,086)
Components of pretax income (loss) and difference between income taxes computed computed at statutory federal rate and provision for income taxes [Abstract]
Income (loss) before income taxes	(1,051)	(68,143)
Tax expense (benefit) [Abstract]
Tax at statutory federal rate	(221)	(23,851)
State income taxes	(59)	(5,019)
Rate change	(5,759)	16,047
Permanent items, tax credits and other adjustments	118	0
AMT - Sequestration Reversal (change in law)	(1,391)	1,390
Deferred true-ups	(126)	0
Change in valuation allowance	6,052	(8,653)
Income tax expense (benefit)	$ (1,386)	$ (20,086)
Reconciliation of federal statutory rate to effective income tax rate [Abstract]
Tax at statutory federal rate	21.00%	35.00%
State income taxes	5.60%	7.00%
Rate change	548.00%	(24.00%)
Permanent difference, tax credits and other adjustments	(11.20%)	(0.00%)
AMT - Sequestration Reversal (change in law)	132.40%	(2.00%)
Deferred true-ups	12.00%	0.00%
Change in valuation allowance	(575.90%)	13.00%
Effective income tax rate	131.90%	29.00%