XML 19 R25.htm IDEA: XBRL DOCUMENT v2.4.0.6
Segment Information (Tables)
 6 Months Ended
Jun. 30, 2012
Segment Reporting [Abstract]  
Schedule of Segment Reporting Information, by Segment
 
Three months ended
 
Six months ended
 
June 30,
 
June 30,
(in thousands)
2012
2011
 
2012
2011
Operating revenues
 
 
 
 
 
Oil and gas operations
$
399,468

$
244,090

 
$
623,425

$
460,882

Natural gas distribution
70,887

86,309

 
265,374

355,881

Total
$
470,355

$
330,399

 
$
888,799

$
816,763

Operating income (loss)
 
 
 
 
 
Oil and gas operations
$
216,406

$
105,418

 
$
242,411

$
190,477

Natural gas distribution
4,448

1,163

 
83,008

76,222

Eliminations and corporate expenses
(256
)
(246
)
 
(651
)
(483
)
Total
$
220,598

$
106,335

 
$
324,768

$
266,216

Other income (expense)
 
 
 
 
 
Oil and gas operations
$
(12,004
)
$
(5,822
)
 
$
(22,562
)
$
(11,269
)
Natural gas distribution
(3,784
)
(3,040
)
 
(6,788
)
(5,953
)
Eliminations and other
30

65

 
86

88

Total
$
(15,758
)
$
(8,797
)
 
$
(29,264
)
$
(17,134
)
Income before income taxes
$
204,840

$
97,538

 
$
295,504

$
249,082

(in thousands)
June 30, 2012
December 31, 2011

Identifiable assets
 
 
Oil and gas operations
$
4,596,172

$
4,046,242

Natural gas distribution
1,108,228

1,163,959

Eliminations and other
75,140

27,215

Total
$
5,779,540

$
5,237,416