Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Summary Of Restricted Stock Award And Unit Activity) (Details)

v3.4.0.3
Stock-Based Compensation (Summary Of Restricted Stock Award And Unit Activity) (Details) - Restricted Stock
3 Months Ended
Mar. 31, 2016
$ / shares
shares
Number of Unvested Restricted Shares  
Unvested shares as of January 1, 2016 | shares 484,239
Granted | shares 236,084
Vested | shares (100,310)
Forfeited | shares (4,212)
Unvested shares as of March 31, 2016 | shares 615,801
Weighted Average Grant Date Fair Value  
Unvested shares as of January 1, 2016 | $ / shares $ 43.51
Granted | $ / shares 27.30
Vested | $ / shares 45.00
Forfeited | $ / shares 36.69
Unvested shares as of March 31, 2016 | $ / shares $ 37.10