XML 168 R48.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Stock Compensation Plans (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
Share-based Payment Arrangement [Abstract] |
Schedule of stock compensation expense and related net tax benefits | The following table presents a summary of the total share-based compensation expense and the related net tax benefits associated with the Company’s various employee share-based compensation plans for the years ended December 31, 2019, 2018 and 2017:
($ in thousands) |  | Year Ended December 31,
| 2019 |  | 2018 |  | 2017
Stock compensation costs |  | $ | 30,761 |  |  | $ | 30,937 |  |  | $ | 24,657 |
Related net tax benefits for stock compensation plans |  | $ | 4,792 |  |  | $ | 5,089 |  |  | $ | 4,775 |
Summary of activities for time-based and performance-based restricted stock units | The following table presents a summary of the activities for the Company’s time-based and performance-based RSUs that will be settled in shares for the year ended December 31, 2019. The number of outstanding performance-based RSUs stated below assumes the associated performance targets will be met at the target level.
|  | Time-Based RSUs |  | Performance-Based RSUs
| Shares |  | Weighted- Average Grant Date Fair Value |  | Shares |  | Weighted- Average Grant Date Fair Value
Outstanding, January 1, 2019 |  | 1,121,391 |  |  | $ | 51.22 |  |  | 411,290 |  |  | $ | 49.93 |
Granted |  | 500,145 |  |  | 52.46 |  |  | 134,600 |  |  | 54.64 |
Vested |  | (387,273 | ) |  | 31.98 |  |  | (159,407 | ) |  | 29.18 |
Forfeited |  | (94,395 | ) |  | 57.48 |  |  | — |  |  | — |
Outstanding, December 31, 2019 |  | 1,139,868 |  |  | $ | 57.78 |  |  | 386,483 |  |  | $ | 60.13 |
The following table presents a summary of the activities for the Company’s time-based RSUs that will be settled in cash for the year ended December 31, 2019:
|  | Shares
Outstanding, January 1, 2019 |  | — |
Granted |  | 12,145 |
Vested |  | — |
Forfeited |  | (507 | )
Outstanding, December 31, 2019 |  | 11,638 |

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 Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
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