XML 49 R35.htm IDEA: XBRL DOCUMENT
v3.20.4

Stock-Based Compensation (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Share-based Payment Arrangement [Abstract] |
Summarized Activity of Stock Options | The following table summarizes activity for our stock options for the year ended December 31, 2020 (share data in thousands):
|  | Number of Shares |  | Weighted- Average Exercise Price |  | Weighted- Average Remaining Contractual Term |  | Aggregate Intrinsic Value (In millions)
Outstanding at beginning of period |  | 324 |  |  | $ | 23.91 |  |  |  |  |
Granted |  | — |  |  | N/A |  |  |  |
Exercised |  | (123) |  |  | $ | 23.64 |  |  |  |  |
Cancelled/expired/forfeited |  | — |  |  | N/A |  |  |  |
Outstanding at end of period |  | 201 |  |  | $ | 24.07 |  |  | 2.9 years |  | $ | 7.3 |
Exercisable at end of period |  | 201 |  |  | $ | 24.07 |  |  | 2.9 years |  | $ | 7.3 |
Schedule of Restricted Stock Units | Nonvested performance shares as of December 31, 2020 and changes during the year ended December 31, 2020 were as follows (share data in thousands):
|  | Number of Shares |  | Weighted- Average Grant Date Fair Value
Nonvested at beginning of period |  | 409 |  |  | $ | 53.39 |
Adjustment to assumed vesting percentage |  | 76 |  |  | $ | 52.86 |
Granted |  | 146 |  |  | $ | 56.75 |
Vested |  | (173) |  |  | $ | 48.76 |
Cancelled/forfeited |  | (7) |  |  | $ | 54.64 |
Nonvested at end of period |  | 451 |  |  | $ | 56.15 |
The actual number of shares in which each participant vests is dependent upon achievement of certain return on invested capital and diluted earnings per share targets over a three-year performance period. The number of shares in which participants can vest ranges from zero to 200% of the initial performance shares granted, to be determined upon completion of the three-year performance period. The nonvested shares at the end of the period in the table above assumes weighted-average vesting of 121%. The actual tax benefits realized related to the performance shares vested during the year ended December 31, 2020 totaled $1.4 million. Restricted Stock Units Nonvested restricted stock units as of December 31, 2020 and changes during the year ended December 31, 2020 were as follows (share data in thousands):
|  | Number of Shares |  | Weighted- Average Grant Date Fair Value
Nonvested at beginning of period |  | 166 |  |  | $ | 54.51 |
Granted |  | 120 |  |  | $ | 56.70 |
Vested |  | (97) |  |  | $ | 54.45 |
Cancelled/forfeited |  | (4) |  |  | $ | 54.54 |
Nonvested at end of period |  | 185 |  |  | $ | 55.96 |
Schedule of Summarized Activity of Stock Appreciation | The following table summarizes activity for our stock appreciation rights for the year ended December 31, 2020 (unit data in thousands):
|  | Number of Units |  | Weighted- Average Exercise Price |  | Weighted- Average Remaining Contractual Term |  | Aggregate Intrinsic Value (In millions)
Outstanding at beginning of period |  | 55 |  |  | $ | 23.39 |  |  |  |  |
Granted |  | — |  |  | N/A |  |  |  |
Exercised |  | (15) |  |  | $ | 21.69 |  |  |  |  |
Cancelled/expired/forfeited |  | — |  |  | N/A |  |  |  |
Outstanding at end of period |  | 40 |  |  | $ | 24.04 |  |  | 2.9 years |  | $ | 1.4 |
Exercisable at end of period |  | 40 |  |  | $ | 24.04 |  |  | 2.9 years |  | $ | 1.4 |

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 the changes in outstanding nonvested restricted stock units. + 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 (c)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + 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 (d) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for stock options and stock appreciation rights that were outstanding at the beginning and end of the year, exercisable at the end of the year, and the number of stock options and stock appreciation rights that were granted, exercised or converted, forfeited, and expired during the year. + 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 (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsAndStockAppreciationRightsAwardActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration