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Interest And Other Income (Tables)
6 Months Ended
Jun. 30, 2012
Interest and Other Income [Abstract]  
Components of interest and other income
The following table provides the components of the Company's interest and other income:
 
 
Three Months Ended
June 30,
 
Six Months Ended
June 30,
 
 
2012
 
2011
 
2012
 
2011
 
 
(in thousands)
Equity in income of unconsolidated affiliate (a)
 
$
7,861

 
$
502

 
$
14,842

 
$
801

Alaskan Petroleum Production Tax credits and refunds (b)
 

 

 
11,846

 
27,452

Third-party income (loss) from vertical integration services (c)
 
(3,820
)
 
8,881

 
2,729

 
7,913

Other income
 
592

 
3,698

 
2,234

 
4,334

Deferred compensation plan income
 
150

 
299

 
1,523

 
1,166

Interest income
 
1,260

 
214

 
1,317

 
401

Total interest and other income
 
$
6,043

 
$
13,594

 
$
34,491

 
$
42,067