Earnings Per Share (Summary of Antidilutive Securities) (Details) - shares shares in Thousands |
3 Months Ended | 6 Months Ended | ||
---|---|---|---|---|
Jun. 30, 2017 |
Jun. 30, 2016 |
Jun. 30, 2017 |
Jun. 30, 2016 |
|
Stock Options | ||||
Incremental shares from stock options and restricted stock: | ||||
Antidilutive securities (in shares) | 1,854 | 2,068 | 1,813 | 2,161 |
Restricted Stock | ||||
Incremental shares from stock options and restricted stock: | ||||
Antidilutive securities (in shares) | 464 | 582 | 427 | 591 |
Performance Based Shares | ||||
Incremental shares from stock options and restricted stock: | ||||
Antidilutive securities (in shares) | 530 | 409 | 467 | 334 |