Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Assets
Cash and cash equivalents	$ 7,086	$ 5,344
Accounts receivable, net	6,872	18,240
Inventory	2,491	2,317
Prepaid expenses and other current assets	3,075	3,436
Total current assets	19,524	29,337
Property, plant and equipment, net	280,121	283,378
Other long-term assets, net	1,339	2,074
Total assets	300,984	314,789
Liabilities
Current portion of long-term debt	373	0
Accounts payable	3,886	8,584
Accrued liabilities	6,461	10,206
Total current liabilities	10,720	18,790
Long-term debt	16,661	62,708
Deferred income taxes	229	193
Other long-term liabilities	149	361
Total liabilities	27,759	82,052
Commitments and contingencies
Stockholders’ equity
Common stock, $0.01 par value, 100,000,000 shares authorized; 37,816,424 and 24,539,937 shares issued, respectively; and 37,646,398 and 24,403,659 shares outstanding, respectively	376	244
Additional paid-in capital	322,092	276,948
Accumulated deficit	(47,774)	(43,169)
Treasury stock, at cost, 170,026 and 136,278 shares, respectively	(1,469)	(1,286)
Total stockholders’ equity	273,225	232,737
Total liabilities and stockholders’ equity	$ 300,984	$ 314,789