Three months ended

Nine months ended

February 28,
2013

February 29,
2012

February 28,
2013

February 29,
2012

Net income (loss) attributable to Class A and Common Shares

$

(20.1

)

$

(10.3

)

$

9.6

$

45.4

Earnings (loss) from continuing operations attributable to Class A and Common Shares

(20.1

)

(9.9

)

9.8

48.3

Earnings (loss) from discontinued operations attributable to Class A and Common Shares, net of tax

(0.0

)

(0.4

)

(0.2

)

(2.9

)

Earnings attributable to participating securities

—

0.1

0.3

Weighted average Shares of Class A Stock and Common Stock outstanding for basic earnings (loss) per share (in millions)

32.0

31.1

31.8

31.1

Dilutive effect of Class A Stock and Common Stock potentially issuable pursuant to stock-based compensation plans (in millions)

*

0.6

0.5

Adjusted weighted average Shares of Class A Stock and Common Stock outstanding for diluted earnings (loss) per share (in millions)

32.0

31.1

32.4

31.6

Potentially dilutive shares outstanding pursuant to stock-based compensation plans (in millions)

2.4

3.7

2.0

4.3

Earnings (loss) per share of Class A Stock and Common Stock:

Basic earnings (loss) per share:

Earnings (loss) from continuing operations

$

(0.63

)

$

(0.32

)

$

0.31

$

1.54

Earnings (loss) from discontinued operations, net of tax

$

(0.00

)

$

(0.01

)

$

(0.01

)

$

(0.09

)

Net income (loss)

$

(0.63

)

$

(0.33

)

$

0.30

$

1.45

Diluted earnings (loss) per share:

Earnings (loss) from continuing operations

$

(0.63

)

$

(0.32

)

$

0.30

$

1.52

Earnings (loss) from discontinued operations, net of tax

$

(0.00

)

$

(0.01

)

$

(0.01

)

$

(0.09

)

Net income (loss)

$

(0.63

)

$

(0.33

)

$

0.29

$

1.43