Long-Term Debt - Schedule of Long-Term Debt (Details) - USD ($)	Dec. 31, 2019	Nov. 14, 2019	Mar. 04, 2019	Dec. 31, 2018	Apr. 13, 2017
Debt Instrument [Line Items]
Total debt	$ 134,695,000			$ 130,416,000
Less: Current portion	(72,059,000)			(59,321,000)
Total long-term debt	62,636,000			71,095,000
Net debt discount	2,348,000
Term Loan Agreement of $47.4 million and $60.0 million, plus $12.4 million and $6.0 million of accrued interest paid-in-kind and net of debt discount of $2.3 million and $3.6 million as of December 31, 2019 and December 31, 2018, respectively | Line of Credit
Debt Instrument [Line Items]
Total debt	57,506,000			62,335,000
Maximum borrowing capacity	47,400,000.0			60,000,000.0	$ 60,000,000.0
Accrued interest paid in kind	12,400,000			6,000,000
Net debt discount	2,300,000			3,600,000
Line of Credit | Revolving Loan Agreement
Debt Instrument [Line Items]
Total debt	4,000,000			0
PIK Notes | PIK Notes, plus $0.9 million of accrued interest paid-in-kind, and including $6.0 million accretion of interest and conversion premium as of December 31, 2019
Debt Instrument [Line Items]
Total debt	58,646,000			0
Debt instrument, face amount		$ 48,900,000.0	$ 51,800,000.0
Accrued interest paid in kind	900,000
Accretion of interest and conversion premium	6,000,000
Senior Notes | Bridge Loan of $50.0 million, net of debt discount of $0.4 million as of December 31, 2018
Debt Instrument [Line Items]
Total debt	0			49,568,000
Net debt discount	400,000
Debt instrument, face amount	50,000,000
Third party equipment notes and capital leases
Debt Instrument [Line Items]
Total debt	10,045,000			13,319,000
Insurance notes
Debt Instrument [Line Items]
Total debt	$ 4,498,000			$ 5,194,000