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Share-Based Compensation Plans | 6 Months Ended
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Jun. 30, 2021
Share-Based Compensation Plans [Abstract] |
Share-Based Compensation Plans | 14. SHARE-BASED COMPENSATION PLANS For the three months ended June 30, 2021, a total of 2,275 restricted stock awards were granted: 2,275 restricted share awards were granted on May 12, 2021 with a fair value of $264.845 per share. For the six months ended June 30, 2021, a total of 207,541 restricted stock awards were granted: 194,610, 10,656 and 2,275 restricted share awards were granted on February 23, 2021, February 24, 2021 and May 12, 2021, with a fair value of $242.24 per share, $244.445 per share and $264.845 per share, respectively. Additionally, 22,205 performance share unit awards were granted on February 23, 2021, with a fair value of $242.24 per unit.

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- Definition The entire disclosure for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -URI http://asc.fasb.org/topic&trid=2228938 + Details
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