Share-Based Compensation |
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Jun. 30, 2019 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Share-Based Compensation |
8. 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 2018 10-K. During the six months ended June 30, 2019, the Company granted restricted stock units subject to service conditions and service and performance conditions. Share-based compensation expense amounted to $9.9 million and $10.4 million for the three months ended June 30, 2019 and 2018, respectively, and $20.5 million and $20.2 million for the six months ended June 30, 2019 and 2018, respectively. As of June 30, 2019, the total unrecognized compensation cost related to all non-vested stock awards was $71.5 million and the related weighted-average period over which it is expected to be recognized is approximately 1.6 years. The following table summarizes the activity for stock appreciation rights, or SARs, under all share-based compensation plans for the six months ended June 30, 2019:
There were no SARs granted during the three and six months ended June 30, 2019 and 2018. The total intrinsic value of SARs exercised during the three months ended June 30, 2019 and 2018 was $5.3 million and $64.8 million, respectively. The total intrinsic value of SARs exercised during the six months ended June 30, 2019 and 2018 was $17.2 million and $187.0 million, respectively. The following table summarizes the activities for stock units under all share-based compensation plans for the six months ended June 30, 2019:
The total vesting date fair value of stock units which vested during the three months ended June 30, 2019 and 2018 was $1.9 million and $2.1 million, respectively. The total vesting date fair value of stock units which vested during the six months ended June 30, 2019 and 2018 was $10.9 million and $2.1 million, respectively. |