XML 66 R46.htm IDEA: XBRL DOCUMENT v3.7.0.1
FAIR VALUE MEASUREMENTS (Tables)
 12 Months Ended
Dec. 31, 2016
Fair Value Disclosures [Abstract]  
Estimated fair values of Company's debt
The estimated fair value of the Company’s debt with fixed and variable interest rates are as follows:
 
Fixed Interest Rate
 
Variable Interest Rate
 
Carrying Value
 
Fair Value
 
Carrying Value
 
Fair Value
 
(In thousands)
 
(In thousands)
December 31, 2016
$
409,362

 
$
395,274

 
$
699,704

 
$
658,557

December 31, 2015
414,419

 
291,919

 
605,760

 
390,350
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis
The table below sets forth, by level, the Company’s financial assets and liabilities that are accounted for at fair value on a recurring basis:
 
December 31, 2016
 
 
Quoted Prices in Active Markets for Identical Assets or Liabilities
 
Significant Other Observable Inputs
Fair Value
 
Level 1
 
Level 2
(In thousands)
Assets:
 
 
 
 
 
Contract to sell power included in Other current assets and Other assets
$
19,768

 
$
—

 
$
19,768

Available-for-sale investments included in Restricted investments and bond collateral
75,580

 
75,580

 
—

Available-for-sale investments included in Reclamation deposits
71,689

 
71,689

 
—

 
$
167,037

 
$
147,269

 
$
19,768

Liabilities:
 
 
 
 
 
Contracts to purchase power included in Other current liabilities and Other liabilities
$
(31,766
)
 
$
—

 
$
(31,766
)
Warrants issued by WMLP included in Other liabilities
(613
)
 
(613
)
 
—

 
$
(32,379
)
 
$
(613
)
 
$
(31,766
)


 
December 31, 2015
 
 
Quoted Prices in Active Markets for Identical Assets or Liabilities
 
Significant Other Observable Inputs
Fair Value
 
Level 1
 
Level 2
(In thousands)
Assets:
 
 
 
 
 
Available-for-sale investments included in Restricted investments and bond collateral
$
35,813

 
$
35,813

 
$
—

Available-for-sale investments included in Reclamation deposits
31,545

 
31,545

 
—

 
$
67,358

 
$
67,358

 
$
—

Liabilities:
 
 
 
 
 
Contracts to purchase power included in Other current liabilities and Other liabilities
$
(37,335
)
 
$
—

 
$
(37,335
)
Warrants issued by WMLP included in Other liabilities
(646
)
 
(646
)
 
—

 
$
(37,981
)
 
$
(646
)
 
$
(37,335
)