Annual report pursuant to Section 13 and 15(d)

Statements Of Consolidated Cash Flows

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Statements Of Consolidated Cash Flows (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
CASH FLOWS FROM OPERATING ACTIVITIES      
Net income (loss) $ 40,562 $ 42,387 $ (4,144)
Adjustments to reconcile net income (loss) to net cash provided by operating activities      
Depreciation, depletion and amortization 25,596 20,021 20,760
Unrealized foreign exchange (gain) loss 25 (595) (316)
Dry hole costs 60 2,609 33,373
Stock based compensation 2,217 1,895 1,841
Bad debt provision 4,448    
Impairment loss 4,975    
Gain on disposal of assets 4    
Change in operating assets and liabilities:      
Trade receivables 3,981 (5,893) 1,338
Accounts with partners 5,171 (2,622) (15,156)
Other receivables 5,560 (4,557) (3,159)
Crude oil inventory 176 (262) 1,095
Materials and supplies 266 (341) 265
Other long term assets   502 (155)
Prepayments and other (886) (301) 1,185
Accounts payable and other liabilities (2,570) (7,328) (13,434)
Net cash provided by operating activities 89,585 45,515 23,493
CASH FLOWS FROM INVESTING ACTIVITIES      
Decrease in restricted cash 3,597 639 6,637
Property and equipment expenditures (31,973) (40,012) (61,340)
Reimbursement of property and equipment expenditures by partner     5,737
Net cash used in investing activities (28,376) (39,373) (48,966)
CASH FLOWS FROM FINANCING ACTIVITIES      
Proceeds from the issuance of common stock 1,888 510 1,771
Debt repayment     (5,000)
Purchase of treasury shares     (10,093)
Redemption of rights agreement   5 (66)
Distribution to noncontrolling interest (7,192) (5,993) (5,994)
Net cash used in financing activities (5,304) (5,478) (19,382)
NET CHANGE IN CASH AND CASH EQUIVALENTS 55,905 664 (44,855)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD 81,234 80,570 125,425
CASH AND CASH EQUIVALENTS AT END OF PERIOD 137,139 81,234 80,570
Supplemental disclosure of cash flow information      
Cash paid for Income taxes 92,275 35,777 34,438
Cash paid for Interest     599
Supplemental disclosure of non cash investing and financing activities      
Property and equipment additions incurred during the period but not paid at period end 6,450 5,478 4,363
Receivable from employees for stock option exercise   $ 651