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, unless otherwise specified
 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Operating activities:    
Net income $ 21,026 $ 49,014
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation, depletion, amortization and accretion 251,542 208,767
Amortization of debt issuance costs and premium 366 910
Share-based compensation 7,644 4,950
Derivative (gain) loss 20,571 (9,473)
Cash payments on derivative settlements (realized) (14,310) (2,310)
Deferred income taxes 11,921 23,726
Changes in operating assets and liabilities:    
Oil and natural gas receivables 2,335 17,063
Joint interest and other receivables 3,550 38,635
Income taxes 2,918 8,579
Prepaid expenses and other assets 4,439 (12,381)
Asset retirement obligation settlements (30,338) (32,886)
Accounts payable, accrued liabilities and other (10,614) 2,768
Net cash provided by operating activities 271,050 297,362
Investing activities:    
Acquisition of property interest in oil and natural gas properties (53,363)  
Investment in oil and natural gas properties and equipment (212,680) (299,213)
Purchases of furniture, fixtures and other (1,715) (981)
Net cash used in investing activities (267,758) (300,194)
Financing activities:    
Borrowings of long-term debt - revolving bank credit facility 220,000 252,000
Repayments of long-term debt - revolving bank credit facility (200,000) (239,000)
Dividends to shareholders (15,129) (12,795)
Other (116) (342)
Net cash provided by (used in) financing activities 4,755 (137)
Increase (decrease) in cash and cash equivalents 8,047 (2,969)
Cash and cash equivalents, beginning of period 15,800 12,245
Cash and cash equivalents, end of period $ 23,847 $ 9,276