CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013		Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 25,685		$ 53,583
Restricted cash			8,542
Accounts receivable	445,936		377,638
Inventories	38,100		28,141
Hedging asset	246,455		282,693
Other	36,657		58,315
Total current assets	792,833		808,912
Property and Equipment:
Natural gas and oil properties, using the full cost method, including $1,149.8 million in 2013 and $1,023.9 million in 2012 excluded from amortization	12,402,850		11,283,114
Gathering systems	1,242,468		1,148,261
Other	623,071		597,064
Less: Accumulated depreciation, depletion and amortization	(7,574,133)		(7,191,463)
Total property and equipment, net	6,694,256		5,836,976
Other Assets	148,102		91,639
TOTAL ASSETS	7,635,191		6,737,527
Current liabilities:
Accounts payable	574,713		459,569
Taxes payable	80,570		62,980
Interest payable	33,358		34,431
Advances from partners			68,919
Current deferred income taxes	95,970		106,123
Other current liabilities	62,444		35,749
Total current liabilities	847,055		767,771
Long-term debt	1,897,734		1,668,273
Other Liabilities:
Deferred income taxes	1,260,546		1,049,138
Pension and other postretirement liabilities	34,369		33,174
Other long-term liabilities	221,892		183,299
Total long-term liabilities	3,414,541		2,933,884
Commitments and contingencies (Note 11)
Equity:
Common stock, $0.01 par value; authorized 1,250,000,000 shares; issued 351,529,457 shares in 2013 and 351,100,391 in 2012	3,515		3,511
Additional paid-in capital	952,838		934,939
Retained earnings	2,322,296		1,949,150
Accumulated other comprehensive income	95,446	[1]	149,804	[1]
Common stock in treasury, 14,442 shares in 2013 and 64,715 in 2012	(500)		(1,532)
Total equity	3,373,595		3,035,872
TOTAL LIABILITIES AND EQUITY	$ 7,635,191		$ 6,737,527

[1] For the six months endedJune 30, 2013Gains and (Losses) on Cash Flow HedgesPension and Other PostretirementForeign CurrencyTotal(in thousands) (1)Beginning balance, December 31, 2012$ 172,166 $ (22,311)$ (51)$ 149,804 Other comprehensive income (loss) before reclassifications 22,091  -   (2,447) 19,644 Amounts reclassified from accumulated other comprehensive income (loss) (2) (74,536) 534  -   (74,002)Net current-period other comprehensive income (loss) (52,445) 534  (2,447) (54,358)Ending balance, June 30, 2013$ 119,721 $ (21,777)$ (2,498)$ 95,446 All amounts are net-of-tax.