Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current assets
Cash	$ 5,479	$ 3,274
Accounts receivable - trade, net	11,313	11,683
Alternative fuels tax credit receivable	1,466	2,442
Due from related party	101
Prepaids and other current assets	2,974	2,765
Total current assets	21,333	20,164
Non-current assets
Property and equipment, net	37,108	41,731
Goodwill	23,837	23,837
Intangible assets, net	5,567	6,045
Operating lease right-of-use assets, net	12,616	13,749
Finance lease right-of-use assets, net	22,678	3,436
Assets held for sale	0	450
Deposits and other long-term assets	3,746	2,326
Total non-current assets	105,552	91,574
Total assets	126,885	111,738
Current liabilities
Accounts payable	10,790	16,262
Accrued expenses and other current liabilities	11,054	12,880
Accrued interest - related party	1,958	1,482
Embedded derivative liability	1,175	1,021
Warrant liabilities	3,839	0
Advances under factoring arrangements	22,564	18,046
Current portion of long-term debt	10,831	5,681
Current portion of long-term debt - related party	48,513	25,656
Operating lease liabilities, current portion	4,148	4,161
Finance lease liabilities, current portion	3,641	1,196
Total current liabilities	118,513	86,385
Non-current liabilities
Long-term debt, less current portion	13,835	12,109
Long-term debt, less current portion - related party	3,109	12,012
Operating lease liabilities, less current portion	8,270	9,374
Finance lease liabilities, less current portion	19,868	2,615
Deferred tax liability	186	375
Total non-current liabilities	45,268	36,485
Total liabilities	163,781	122,870
Commitments and contingencies (Note 11)
Temporary Equity
Redeemable common stock, at redemption value; 2,240,000 (June 30, 2020 and December 31, 2019)	1,200	1,200
Stockholders’ deficit
Common stock, $0.0001 par value; 100,000,000 shares authorized; 12,102,498 (June 30, 2020) and 12,093,834 (December 31, 2019) shares issued and outstanding	1	1
Common stock subscribed and not yet issued $0 (June 30, 2020) and 8,664 (December 31, 2019)		12
Common stock issuable	3,474	3,474
Additional paid-in capital	30,715	38,611
Accumulated deficit	(78,981)	(54,771)
Total stockholders’ deficit	(44,791)	(12,673)
Total liabilities, redeemable stock, and stockholders’ deficit	126,885	111,738
Series A Redeemable Convertible Preferred Stock [Member]
Temporary Equity
Redeemable Preferred stock	380	341
Series B Redeemable Convertible Preferred Stock [Member]
Temporary Equity
Redeemable Preferred stock	$ 6,315	$ 0