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Stock-Based Compensation (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Apr. 06, 2018
Mar. 01, 2018
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock based compensation         $ 3,908 $ 3,896
Restricted Stock [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Unamortized stock-based compensation costs     $ 4,157   $ 4,157  
Share based compensation of weighted average period term         1 year 2 months 16 days  
Selling General and Administrative Expenses [Member] | Stock Option [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock based compensation     0 $ 962 $ 0 1,925
Mr. Robert Lowrey [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock granted during period restricted shares   750,000        
Stock option vesting period   24 months        
Officers and Directors [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock granted during period restricted shares 900,000          
Stock option vesting period 12 months          
Mr. Robert Ladd [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock granted during period restricted shares 600,000          
Stock option vesting period 24 months          
Employee and Director [Member] | Selling General and Administrative Expenses [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock based compensation     $ 1,247 $ 666 $ 2,334 $ 666