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Quarterly Financial Data (Unaudited) (Tables)
 12 Months Ended
Dec. 31, 2011
Quarterly Financial Data [Abstract]  
Unaudited Consolidated Results of Operations by Quarter
The unaudited consolidated results of operations by quarter are summarized below (in thousands):

 
First
Quarter
 
Second
Quarter
 
Third
Quarter
 
Period from
October 1
through
November 3,
 
Period from
November 4
through
December 31,
 
2011
 
2011
 
2011
 
2011
 
2011
 
Predecessor
 
Predecessor
 
Predecessor
 
Predecessor
 
Successor
Revenue
$
500,205

 
$
518,793

 
$
530,358

 
$
168,766

 
$
347,256

Gross profit
$
287,994

 
$
312,022

 
$
330,644

 
$
102,964

 
$
189,276

Operating earnings (loss)
$
114,567

 
$
128,637

 
$
143,417

 
$
(52,625
)
 
$
(66,209
)
Net earnings (loss)
$
68,418

 
$
81,425

 
$
90,726

 
$
(49,631
)
 
$
(114,869
)

 
Year Ended December 31, 2010
 
First
Quarter
 
Second
Quarter
 
Third
Quarter
 
Fourth
Quarter
 
Predecessor
 
Predecessor
 
Predecessor
 
Predecessor
Revenue
$
484,791

 
$
496,715

 
$
505,727

 
$
526,361

Gross profit
$
270,648

 
$
278,786

 
$
288,411

 
$
300,219

Operating earnings
$
101,340

 
$
101,357

 
$
120,152

 
$
123,526

Net earnings
$
52,713

 
$
53,605

 
$
75,773

 
$
73,993