Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 1,014	$ 858
Accounts receivable:
Revenue	2,510	2,369
Trade receivables	621	330
Receivable - related party	79
Other	79	1,921
Commodity derivative asset	604
Prepaid expense, deposits and other current assets	680	305
Total current assets	5,587	5,783
Oil and gas properties, full cost method of accounting;
Proved, net	32,643	33,212
Unproved	1,917	1,999
Other property and equipment, net	766	325
Total property and equipment, net	35,326	35,536
Investments in affiliates (note 5)	8,003	668
Other long-term assets	1,308	725
Total assets	50,224	42,712
Current liabilities:
Accounts payable and accrued liabilities	8,210	9,121
Firm transportation contract obligations (note 12)	343	561
Commodity derivative liability		1,341
Total current liabilities	8,553	11,023
Non-current liabilities:
Firm transportation contract obligations (note 12)	198	261
Commodity derivative liability		591
Ad valorem taxes payable	595	628
Warrant derivative liability	5,410
Asset retirement obligations (note 2)	5,097	5,120
Notes payable (note 6)	15,530	16,230
Total non-current liabilities	26,830	22,716
Commitments (note 12)
Stockholders' equity:
Preferred stock, $0.01 par value; authorized 1,000,000 shares, no shares issued and outstanding at June 30, 2017 and December 31, 2016
Common stock, $0.01 par value; authorized 200,000,000 shares, 5,627,589 and 5,482,673 shares issued and outstanding at June 30, 2017 and December 31, 2016, respectively	56	55
Additional paid-in capital	58,126	57,588
Accumulated deficit	(45,239)	(50,535)
Total Carbon stockholders' equity	12,943	7,108
Non-controlling interests	1,898	1,865
Total stockholders' equity	14,841	8,973
Total liabilities and stockholders' equity	$ 50,224	$ 42,712