Annual report pursuant to Section 13 and 15(d)

Statements Of Consolidated Operations

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Statements Of Consolidated Operations - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Revenues:      
Oil and natural gas sales $ 80,445 $ 127,691 $ 169,277
Operating costs and expenses:      
Production expense 40,096 31,718 36,615
Exploration expense 46,453 15,358 23,928
Depreciation, depletion and amortization 33,010 20,086 16,929
General and administrative expense 14,829 14,194 11,254
Impairment of proved properties 81,322 98,341  
General and administrative related to shareholder matters 2,372    
Bad debt expense and other 2,968 2,400 3,326
Total operating costs and expenses 221,050 182,097 92,052
Other operating loss, net (2,948)    
Operating income (loss) (143,553) (54,406) 77,225
Other income (expense):      
Interest income 12 75 73
Interest expense (1,337)    
Other, net 809 (733) (111)
Total other income (expense) (516) (658) (38)
Income (loss) before income taxes (144,069) (55,064) 77,187
Income tax expense 14,587 22,486 34,115
Net income (loss) $ (158,656) $ (77,550) $ 43,072
Basic net income (loss) per share $ (2.72) $ (1.36) $ 0.75
Diluted net income (loss) per share $ (2.72) $ (1.36) $ 0.74
Basic weighted average shares outstanding 58,288,740 57,229,435 57,298,910
Diluted weighted average shares outstanding 58,288,740 57,229,435 57,925,001