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Subsequent Events	6 Months Ended
Jun. 30, 2013
Subsequent Events	11. Subsequent Events On July 22, 2013, the Board of Directors authorized the repurchase of up to $300 million of the Company’s common stock over a period ending July 22, 2016, herein referred to as the July 2013 Program. The July 2013 Program is in addition to any previous programs. The July 2013 Program does not obligate the Company to repurchase any specific number of shares and may be suspended at any time at management’s discretion.

Subsequent Events

6 Months Ended

Jun. 30, 2013

11. Subsequent Events

On July 22, 2013, the Board of Directors authorized the repurchase of up to $300 million of the Company’s common stock over a period ending July 22, 2016, herein referred to as the July 2013 Program. The July 2013 Program is in addition to any previous programs. The July 2013 Program does not obligate the Company to repurchase any specific number of shares and may be suspended at any time at management’s discretion.