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Stock Compensation Plans (Performance Award Transactions) (Details) (Performance Shares [Member])
9 Months Ended
Sep. 30, 2014
Performance Shares [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested [Roll Forward]  
Shares awarded but not earned, beginning of period 2,808,519
Shares awarded 887,198
Shares forfeited or unearned (123,260)
Shares earned 0
Shares awarded but not earned, end of period 3,572,457