XML 72 R30.htm IDEA: XBRL DOCUMENT v2.4.1.9
Schedule II - Valuation and Qualifying Accounts (Notes)
12 Months Ended
Dec. 31, 2014
Valuation and Qualifying Accounts [Abstract]  
Schedule of Valuation and Qualifying Accounts Disclosure
SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS
 
 

 
Balance at Beginning of Period
Charged To Cost and Expense
Charged to other accounts
Deductions
Balance at End of Period
 
(Dollars in thousands)
Year ended December 31, 2012
 
 
 
 
 
Allowance for doubtful trade accounts receivable
$
734

$

$

$

$
734

Deferred tax asset - valuation allowance
$
773,714

$

$
(117,362
)
$

$
656,352

Year ended December 31, 2013
 

 

 

 

 
Allowance for doubtful trade accounts receivable
$
734

$

$

$

$
734

Deferred tax asset - valuation allowance
$
656,352

$

$
108,671

$

$
765,023

Year ended December 31, 2014
 
 
 
 
 
Allowance for doubtful trade accounts receivable
$
734

$

$
266

$

$
1,000

Deferred tax asset - valuation allowance
$
765,023

$

$
(16,740
)
$

$
748,283