|
Year Ended December 31, | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
2013 | 2012 | 2011 | ||||||||||||||||
|
Shares | Weighted- Average Exercise Price |
Shares | Weighted- Average Exercise Price |
Shares | Weighted- Average Exercise Price |
|||||||||||||
Outstanding at beginning of period |
1,722,444 | $ | 9.75 | 2,576,260 | $ | 8.02 | 2,942,600 | $ | 7.64 | ||||||||||
Granted |
— | — | 240,884 | 17.59 | 383,000 | 10.19 | |||||||||||||
Exercised |
(1,054,680 | ) | 7.92 | (1,094,700 | ) | 7.42 | (749,340 | ) | 7.61 | ||||||||||
Forfeited or expired |
— | — | — | — | — | — | |||||||||||||
| | | | | | | | | | | | | | | | | | | |
Outstanding at end of period(1) |
667,764 | $ | 12.63 | 1,722,444 | $ | 9.75 | 2,576,260 | $ | 8.02 | ||||||||||
| | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | |
Exercisable at end of period(2) |
386,582 | $ | 11.33 | 1,145,972 | $ | 7.97 | 1,805,328 | $ | 7.57 |