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Earnings (Loss) Per Share and Shareholder’s Equity (Tables)
 12 Months Ended
Dec. 31, 2012
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Earnings (Loss) per Share
The following is a reconciliation of the numerator and denominator of the basic and diluted earnings per share (EPS) computations:
 
  
  
Continuing
Operations
Discontinued
Operations
Total
Shares (in Millions)
Shares
Net
Income
(Loss)
Per
Share
Amount
Net
Income
(Loss)
Per
Share
Amount
Per
Share
Amount
2012:
 
 
 
 
 
 
Basic EPS
112.2

$
28.2

$
0.25

$
72.4

$
0.65

$
0.90

Effect of dilutive securities:
 
 
 
 
 
 
Stock-based compensation arrangements
2.1

—

—

—

(0.01
)
(0.01
)
2029 Convertible Debentures
2.8

—

(0.01
)
—

(0.02
)
(0.03
)
Diluted EPS
117.1

$
28.2

$
0.24

$
72.4

$
0.62

$
0.86

2011:
 
 
 
 
 
 
Basic EPS
120.2

$
282.5

$
2.35

$
52.3

$
0.44

$
2.79

Effect of dilutive securities:
 
 
 
 
 
 
Stock-based compensation arrangements
2.1

—

(0.05
)
—

(0.02
)
(0.07
)
2029 Convertible Debentures
0.6

—

—

—

—

—

Diluted EPS
122.9

$
282.5

$
2.30

$
52.3

$
0.42

$
2.72

2010:
 
 
 
 
 
 
Basic EPS
123.1

$
(109.8
)
$
(0.89
)
$
56.6

$
0.46

$
(0.43
)
Effect of dilutive securities:
 
 
 
 
 
 
Stock-based compensation arrangements
—

—

—

—

—

—

2029 Convertible Debentures
—

—

—

—

—

—

Diluted EPS
123.1

$
(109.8
)
$
(0.89
)
$
56.6

$
0.46

$
(0.43
)
Share Repurchase Activity
Below is a summary of the Company’s share repurchases for the years ended December 31, 2012, 2011 and 2010:
 
2012
12.3
$
184.4

2011
7.7
$
96.8

2010
2.4
$
24.9