Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Narrative (Details)

v3.19.1
Long-Term Debt - Narrative (Details)
3 Months Ended
Mar. 31, 2019
USD ($)
d
Mar. 31, 2018
USD ($)
Dec. 31, 2018
USD ($)
Feb. 13, 2018
USD ($)
Debt Instrument [Line Items]        
Cash and cash equivalents $ 20,890,000   $ 13,804,000  
Former Revolving Credit Facility        
Debt Instrument [Line Items]        
Maximum borrowing facility $ 110,000,000      
Maximum loan to value ratio (as a percent) 70.00%      
Minimum liquidity amount $ 7,500,000      
Loss on extinguishment of unamortized deferred costs   $ 300,000    
Former Term Loan        
Debt Instrument [Line Items]        
Term Loan $ 40,000,000      
Former Term Loan | Archer Well Company Inc.        
Debt Instrument [Line Items]        
Maximum loan to value ratio (as a percent) 77.00%      
Minimum liquidity amount $ 6,800,000      
Term of debt instrument 4 years      
Term Loan $ 40,000,000      
Interest rate on unpaid principal amount (as a percent) 10.00%      
Loan prepayment fee rate (as a percent) 3.00%      
Prepayment fee $ 1,300,000      
Unamortized discount expense   5,400,000    
Unamortized deferred financing cost   $ 1,700,000    
New ABL Facility        
Debt Instrument [Line Items]        
Maximum borrowing facility 100,000,000      
Term Loan 37,000,000     $ 13,000,000
Remaining borrowing capacity 45,200,000     $ 77,600,000
Total liquidity position $ 66,100,000      
Loan interest rate on borrowings outstanding (as a percent) 5.30%      
Minimum fixed charge coverage ratio 1      
Threshold consecutive days | d 30