Treasury Stock (Notes)

9 Months Ended

Sep. 30, 2013

Treasury Stock [Abstract]

Treasury Stock Acquired [Text Block]

Treasury Stock:

In the first nine months of 2013, we acquired 43,188 shares of our common stock from employee option exercises and vested restricted stock by remitting $3.0 million in payments for the employee's share award income tax withholding obligations. In the first nine months of 2013, we also acquired 94,535 shares of our common stock from option exercises with shares remitted back to us in lieu of a cash payment for the option exercise.