XML 113 R34.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Stock-Based Compensation Plans (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
Share-based Payment Arrangement [Abstract] |
Summary of the Restricted Stock Awards | The following table summarizes information about RSAs for 2019:
|  | Awards |  | Weighted Average Grant Date Fair Value
Nonvested at January 1, 2019 |  | 681,800 |  |  | $ | 71.60 |
Granted |  | 257,199 |  |  | $ | 65.92 |
Vested |  | (225,753 | ) |  | $ | 69.87 |
Forfeited |  | (39,040 | ) |  | $ | 68.72 |
Nonvested at December 31, 2019 |  | 674,206 |  |  | $ | 70.19 |

X
- References No definition available. + Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
Name: | us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration