Share-Based Compensation |
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Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Share-Based Compensation |
7. Share-Based Compensation The Company has share-based compensation plans, which are more fully described in Note 9, Share-Based Compensation, to the Consolidated Financial Statements included in the 2017 10-K. During the nine months ended September 30, 2018, the Company granted restricted stock units subject to service conditions and service and performance conditions. Share-based compensation expense amounted to $11.6 million and $9.9 million for the three months ended September 30, 2018 and 2017, respectively, and $31.8 million and $32.6 million for the nine months ended September 30, 2018 and 2017, respectively. As of September 30, 2018, the total unrecognized compensation cost related to all non-vested stock awards was $67.6 million and the related weighted-average period over which it is expected to be recognized is approximately 1.2 years. The following tables summarize the activity under all share-based compensation plans for the nine months ended September 30, 2018:
There were no SARs granted during the three and nine months ended September 30, 2018. The weighted-average grant date fair value of SARs granted during the three and nine months ended September 30, 2017 was $15.66 and $14.18, respectively. The total intrinsic value of SARs exercised during the three months ended September 30, 2018 and 2017 was $107.3 million and $3.0 million, respectively. The total intrinsic value of SARs exercised during the nine months ended September 30, 2018 and 2017 was $294.3 million and $100.0 million, respectively. The following table summarizes the activities for stock units for the nine months ended September 30, 2018:
There were no stock units that vested during the three months ended September 30, 2018. The total vesting date fair value of stock units which vested during the three months ended September 30, 2017 was $0.1 million. The total vesting date fair value of stock units which vested during the nine months ended September 30, 2018 and 2017 was $2.1 million and $1.9 million, respectively. |