Stock-Based Compensation - Performance Shares Granted During the Period (Details) - Performance Shares - $ / shares	12 Months Ended
Dec. 31, 2021	Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (USD per share)	$ 151.78	$ 98.80
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance based criteria plan payout percentage	0.00%
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance based criteria plan payout percentage	200.00%
2020 Grant
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares outstanding (shares)	46,374
Granted (USD per share)	$ 151.78
Performance based criteria plan payout percentage, over/under	150.00%
2020 Grant \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance based criteria plan payout percentage	0.00%
2020 Grant \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance based criteria plan payout percentage	200.00%
2018 Grant
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares outstanding (shares)	40,623
Granted (USD per share)	$ 98.80
Performance based criteria plan payout percentage, over/under	120.00%
2018 Grant \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance based criteria plan payout percentage	0.00%
2018 Grant \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance based criteria plan payout percentage	200.00%

Performance Based Criteria Plan Payout Percentage

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- Definition

Performance Based Criteria Plan Payout Percentage, Over/Under

+ References

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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- Definition

Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(i)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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