CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Current assets
Cash and cash equivalents	$ 60,297	$ 75,076
Restricted cash	743	743
Total cash, cash equivalents, and restricted cash	61,040	75,819
Trade accounts receivable	264,402	160,338
Inventories	499,519	322,065
Prepaid and other current assets	83,670	28,370
Total current assets	908,631	586,592
Property and equipment
Property, plant, and equipment	1,083,300	649,768
Less accumulated depreciation, amortization, and depletion	(126,959)	(111,507)
Property and equipment, net	956,341	538,261
Long-term assets
Operating lease assets	405,942
Investment in Laramie Energy, LLC	136,957	136,656
Intangible assets, net	23,282	23,947
Goodwill	199,925	153,397
Other long-term assets	17,026	21,881
Total assets	2,648,104	1,460,734
Current liabilities
Current maturities of long-term debt	12,441	33
Obligations under inventory financing agreements	629,086	373,882
Accounts payable	89,235	54,787
Deferred revenue	5,827	6,681
Accrued taxes	25,453	17,256
Operating lease liabilities	64,868
Other accrued liabilities	121,162	54,562
Total current liabilities	948,072	507,201
Long-term liabilities
Long-term debt, net of current maturities	664,388	392,607
Common stock warrants	6,289	5,007
Finance lease liabilities	6,366
Finance lease liabilities		6,123
Operating lease liabilities	344,620
Other liabilities	67,167	37,467
Total liabilities	2,036,902	948,405
Commitments and contingencies (Note 13)
Stockholders’ equity
Preferred stock, $0.01 par value: 3,000,000 shares authorized, none issued	0	0
Common stock, $0.01 par value; 500,000,000 shares authorized at March 31, 2019 and December 31, 2018, 49,550,274 shares and 46,983,924 shares issued at March 31, 2019 and December 31, 2018, respectively	496	470
Additional paid-in capital	655,692	617,937
Accumulated deficit	(47,659)	(108,751)
Accumulated other comprehensive income	2,673	2,673
Total stockholders’ equity	611,202	512,329
Total liabilities and stockholders’ equity	$ 2,648,104	$ 1,460,734