Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements Of Cash Flows

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Condensed Consolidated Statements Of Cash Flows (USD $)
In Thousands
9 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Operating activities:    
Net income $ 126,752 $ 97,373
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation, depletion, amortization and accretion 241,917 220,546
Amortization of debt issuance costs 1,401 1,004
Loss on extinguishment of debt 22,694  
Share-based compensation 6,437 3,576
Derivative (gain) loss (10,815) (8,500)
Cash payments on derivative settlements (9,239) (410)
Deferred income taxes 59,442 6,483
Changes in operating assets and liabilities:    
Oil and natural gas receivables (2,913) 3,630
Joint interest and other receivables 7,465 29,542
Insurance receivables 18,971 36,763
Income taxes (15,894) 84,152
Prepaid expenses and other assets (22,601) (1,464)
Asset retirement obligations (51,349) (62,620)
Accounts payable and accrued liabilities 23,892 (30,148)
Other liabilities (109) 12,950
Net cash provided by operating activities 396,051 392,877
Investing activities:    
Acquisitions of property interests in oil and natural gas properties (434,582) (116,589)
Investment in oil and natural gas properties and equipment (185,222) (127,427)
Proceeds from sales of oil and natural gas properties and equipment 15 1,335
Purchases of furniture, fixtures and other (318) (405)
Net cash used in investing activities (620,107) (243,086)
Financing activities:    
Issuance of 8.5% Senior Notes 600,000  
Repurchase of 8.25% Senior Notes (450,000)  
Borrowings of long-term debt - revolving bank credit facility 512,000 427,500
Repayments of long-term debt - revolving bank credit facility (418,000) (427,500)
Repurchase premium and debt issuance costs (31,997)  
Dividends to shareholders (8,936) (7,467)
Net cash provided (used) in financing activities 203,067 (7,467)
Increase (decrease) in cash and cash equivalents (20,989) 142,324
Cash and cash equivalents, beginning of period 28,655 38,187
Cash and cash equivalents, end of period $ 7,666 $ 180,511