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Stock-Based Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2020

Share-based Payment Arrangement [Abstract]

Summary of the Restricted Stock Awards and Units

The following table summarizes RSA activity and related information for 2020:

						Awards						Weighted Average Grant Date Fair Value
Nonvested at January 1, 2020						674,206						$	70.19
Granted						180,925						$	95.10
Vested						(214,635)						$	73.65
Forfeited						(19,953)						$	68.86
Nonvested at December 31, 2020						620,543						$	76.22

The following table summarizes cash-settled RSU activity and related information for 2020:

						Awards						Weighted Average Grant Date Fair Value
Unsettled at January 1, 2020						10,689						$	53.33
Granted						5,982						$	100.26
Unsettled at December 31, 2020						16,671						$	130.30

Summary of Performance Shares

The following table summarizes performance awards activity and related information for 2020:

						Awards						Weighted Average Grant Date Fair Value
Nonvested at January 1, 2020						30,555						$	65.83
Granted						20,992						$	103.29
Forfeited						(6,444)						$	80.62
Nonvested at December 31, 2020						45,103						$	81.15

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- References

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- 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.

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- Definition

Tabular disclosure of number and weighted-average grant date fair value for nonvested performance shares.

+ 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)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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