XML 59 R41.htm IDEA: XBRL DOCUMENT v3.22.0.1

Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2021

Share-based Payment Arrangement [Abstract]

Schedule of Employee Stock Purchase Plan

Following is information regarding our 2009 ESPP:

Year Ended December 31,						2021
Shares purchased pursuant to 2009 ESPP						103,374
Weighted average per share price of shares purchased						$	286.61
Weighted average per share discount from market value for shares purchased						$	50.58
As of December 31,						2021
Shares available for purchase pursuant to 2009 ESPP						1,309,353

Schedule of Restricted Stock Units Activity

RSU grants vest over a period of time up to four years from the date of grant. RSU activity was as follows:

			RSUs						Weighted average per share price, grant date fair value
Balance, December 31, 2020			519,612						$	100.78
Granted			127,666						312.83
Vested			(141,857)						107.50
Forfeited			(38,561)						188.99
Balance, December 31, 2021			466,860						159.85

Schedule of Stock-Based Compensation

Certain information regarding our stock-based compensation was as follows:

Year Ended December 31,						2021						2020						2019
Per share intrinsic value of non-vested stock granted						$	312.83					$	130.89					$	75.73
Weighted average per share discount for compensation expense recognized under the 2009 ESPP						50.58						22.97						17.83
Fair value of non-vested stock that vested during the period (in millions)						107.5						108.5						92.0
Stock-based compensation recognized in Consolidated Statements of Operations, as a component of selling, general and administrative expense (in millions)						34.7						23.2						16.2
Tax benefit recognized in Consolidated Statements of Operations (in millions)						11.9						3.7						2.7
Cash received from options exercised and shares purchased under all share-based arrangements (in millions)						29.6						14.8						11.3
Tax deduction realized related to stock options exercised (in millions)						41.8						13.6						9.8

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:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of employee stock purchase plan activity.

+ 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 (g)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationEmployeeStockPurchasePlanActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types: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:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration