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Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2011
Fair Value Measurements [Abstract]  
Summary Of Financial Assets And Liabilities Accounted For At Fair Value

 

 

Fair Value at December 31, 2011

 

 

 

Total

 

Level 1

 

Level 2

 

Level 3

 

 

 

(In thousands)

 

Assets:

 

 

 

 

 

 

 

 

 

Investments in equity securities

 

$

7,540

 

$

7,540

 

$

 

$

 

Derivatives

 

24,129

 

12,361

 

1,450

 

10,318

 

Total assets

 

$

31,669

 

$

19,901

 

$

1,450

 

$

10,318

 

Liabilities:

 

 

 

 

 

 

 

 

 

Derivatives

 

$

7,828

 

$

 

$

3,721

 

$

4,107

 

Summary Of Change In The Fair Values Of Financial Instruments Categorized As Level 3

 

 

 

Year Ended
December 31, 2011

 

 

 

(In thousands)

 

Balance, beginning of period

 

 

$

9,183

 

Realized and unrealized losses recognized in earnings, net

 

 

(16,727

)

Realized and unrealized losses recognized in other comprehensive income, net

 

 

(4,122

)

Purchases

 

 

23,867

 

Issuances

 

 

(2,160

)

Settlements

 

 

(3,830

)

Balance, end of period

 

 

$

6,211