XML 54 R39.htm IDEA: XBRL DOCUMENT
v3.20.4

Stock Plans (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Share-based Payment Arrangement [Abstract] |
Activity Under All Stock Plans and Weighted Average Exercise Prices | The following table reflects activity under all stock plans from December 31, 2017 through December 31, 2020, and the weighted average exercise prices (in thousands, except per share amounts):
|  |  | Non-Executive Officer Time Based Awards |  |  | Performance Based Awards with Market Conditions |  |  | Performance Based Awards without Market Conditions |  | Total Awards with Performance Condition
|  |  | Number of Shares/ Units |  | Weighted Average Grant Date Fair Value |  |  | Number of Shares/ Units |  | Weighted Average Grant Date Fair Value |  |  | Number of Shares/ Units |  | Weighted Average Grant Date Fair Value |  | Number of Shares/ Units |  | Weighted Average Grant Date Fair Value
Outstanding, December 31, 2017 |  |  | 1,160 |  |  |  | $ | 45.75 |  |  |  | 616 |  |  |  | $ | 56.76 |  |  |  | 330 |  |  |  | $ | 47.45 |  |  | 946 |  |  | $ | 53.51 |
Granted |  |  | 533 |  |  |  | $ | 57.16 |  |  |  | — |  |  |  | — |  |  |  | 278 |  |  |  | $ | 56.83 |  |  | 278 |  |  | $ | 56.83 |
Restrictions lapsed |  |  | (568) |  |  |  | $ | 47.62 |  |  |  | (129) |  |  |  | $ | 71.86 |  |  |  | — |  |  |  | — |  |  | (129) |  |  | $ | 71.86 |
Forfeited |  |  | (40) |  |  |  | $ | 49.10 |  |  |  | (129) |  |  |  | $ | 71.86 |  |  |  | — |  |  |  | — |  |  | (129) |  |  | $ | 71.86 |
Outstanding, December 31, 2018 |  |  | 1,085 |  |  |  | $ | 50.24 |  |  |  | 358 |  |  |  | $ | 45.93 |  |  |  | 608 |  |  |  | $51.74 |  | 966 |  |  | $ | 49.58 |
Granted |  |  | 434 |  |  |  | $ | 66.66 |  |  |  | 236 |  |  |  | $ | 74.01 |  |  |  | — |  |  |  | — |  | 236 |  |  | $ | 74.01 |
Restrictions lapsed |  |  | (557) |  |  |  | $ | 50.29 |  |  |  | (338) |  |  |  | $ | 45.93 |  |  |  | — |  |  |  | — |  | (338) |  |  | $ | 45.93 |
Forfeited |  |  | (15) |  |  |  | $ | 53.85 |  |  |  | (20) |  |  |  | $ | 45.93 |  |  |  | — |  |  |  | — |  | (20) |  |  | $ | 45.93 |
Outstanding, December 31, 2019 |  |  | 947 |  |  |  | $ | 57.67 |  |  |  | 236 |  |  |  | $ | 74.01 |  |  |  | 608 |  |  |  | $ | 51.74 |  |  | 844 |  |  | $ | 57.97 |
Granted |  |  | 625 |  |  |  | $ | 54.92 |  |  |  | 223 |  |  |  | $ | 66.86 |  |  |  | 70 |  |  |  | $ | 47.45 |  |  | 293 |  |  | $ | 62.22 |
Restrictions lapsed |  |  | (526) |  |  |  | $ | 54.57 |  |  |  | — |  |  |  | — |  |  |  | (400) |  |  |  | $ | 47.45 |  |  | (400) |  |  | $ | 47.45 |
Forfeited |  |  | (26) |  |  |  | $ | 58.37 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  | — |  |  | — |
Outstanding, December 31, 2020 |  |  | 1,020 |  |  |  | $ | 57.57 |  |  |  | 459 |  |  |  | $ | 70.53 |  |  |  | 278 |  |  |  | $ | 56.83 |  |  | 737 |  |  | $ | 65.36 |

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 share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration