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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2011
Income Taxes [Abstract]  
Summary of Income Tax Contingencies [Table Text Block]
A reconciliation of the beginning and ending of year amount of unrecognized tax benefit is as follows (in thousands):
 
2011
 
2010
 
2009
Unrecognized tax benefits at beginning of year
$
18,034

 
$
27,700

 
$
66,902

Additions based on tax positions related to the current year
1,219

 
1,532

 
631

Additions for tax positions of prior years
5,212

 
3,100

 
1,062

Reductions for tax positions of prior years
(492
)
 
(1,634
)
 
(2,405
)
Settlement reductions
(5,330
)
 
—

 
(2,042
)
Reductions for tax positions settled through the expirations of the statute of limitations
(1,552
)
 
(12,664
)
 
(36,448
)
Unrecognized tax benefits at end of year
$
17,091

 
$
18,034

 
$
27,700

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
The provision for income taxes from continuing operations is comprised of the following (in thousands):
 
For the years ended December 31,
 
2011
 
2010
 
2009
Current provision
$
48,384

 
$
(3,908
)
 
$
6,198

Deferred provision
62,909

 
22,952

 
90,658

Total income tax provision from continuing operations
$
111,293

 
$
19,044

 
$
96,856

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Effective Income Tax Rate
The difference between the Company’s reported income tax expense from continuing operations and the federal income tax expense from continuing operations computed at the statutory rate of 35.0% is explained in the following table (in thousands):
 
For the years ended December 31,
 
2011
 
2010
 
2009
Federal income tax at the statutory rate
$
95,489

 
35.0
 %
 
$
11,728

 
35.0
 %
 
$
116,043

 
35.0
 %
State, local and foreign income taxes, net of federal income tax benefit
9,415

 
3.5

 
4,133

 
12.3

 
10,661

 
3.2

Reduction for tax positions settled, net of federal income tax benefit
(1,676
)
 
(0.6
)
 
(12,324
)
 
(36.8
)
 
(37,952
)
 
(11.4
)
Settlements
7,000

 
2.6

 
13,746

 
41.0

 
5,307

 
1.6

Other, net (including tax accrual adjustments)
1,065

 
0.3

 
1,761

 
5.3

 
2,797

 
0.8

Total income tax provision from continuing operations
$
111,293

 
40.8
 %
 
$
19,044

 
56.8
 %
 
$
96,856

 
29.2
 %
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Significant components of the Company’s deferred tax assets and liabilities are as follows (in thousands):
 
December 31,
 
2011
 
2010
Accounts receivable reserves
$
120,983

 
$
135,132

Net operating loss (“NOL”) carryforwards
79,765

 
83,283

Accrued liabilities
88,073

 
97,008

Pension obligations
1,136

 
29,274

Other
15,794

 
14,873

Gross deferred tax assets, before valuation allowances
305,751

 
359,570

Valuation allowances
(18,232
)
 
(18,418
)
Gross deferred tax assets, net of valuation allowances
$
287,519

 
$
341,152

 
 
 
 
Amortization of intangibles
$
568,849

 
$
532,133

Contingent convertible debentures interest
322,035

 
322,610

Fixed assets and depreciation methods
48,034

 
33,589

Subsidiary stock basis
12,203

 
12,240

Current and noncurrent assets
3,665

 
7,097

Other
18,146

 
54,708

Gross deferred tax liabilities
$
972,932

 
$
962,377