Share-Based Payments - Exercise Range (Details) $ / shares in Units, $ in Thousands	6 Months Ended
Jun. 30, 2022 USD ($) $ / shares shares
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Number Outstanding (in shares)	182,800
Number Exercisable (in shares)	88,367
SAR
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Number Outstanding, Aggregate intrinsic value \| $	$ 410
Number Exercisable, Aggregate intrinsic value \| $	$ 138
SAR \| 210.22
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Exercise price (in dollars per share) \| $ / shares	$ 210.22
Number Outstanding (in shares)	22,750
Weighted- Average Remaining Contractual Life	1 year 4 months 24 days
Number Exercisable (in shares)	22,750
SAR \| 216.48
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Exercise price (in dollars per share) \| $ / shares	$ 216.48
Number Outstanding (in shares)	11,086
Weighted- Average Remaining Contractual Life	3 years 7 months 6 days
Number Exercisable (in shares)	11,086
SAR \| 311.16
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Exercise price (in dollars per share) \| $ / shares	$ 311.16
Number Outstanding (in shares)	9,295
Weighted- Average Remaining Contractual Life	4 years 6 months
Number Exercisable (in shares)	9,295
SAR \| 310.55
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Exercise price (in dollars per share) \| $ / shares	$ 310.55
Number Outstanding (in shares)	203
Weighted- Average Remaining Contractual Life	4 years 9 months 18 days
Number Exercisable (in shares)	203
SAR \| 334.34
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Exercise price (in dollars per share) \| $ / shares	$ 334.34
Number Outstanding (in shares)	8,880
Weighted- Average Remaining Contractual Life	5 years 3 months 18 days
Number Exercisable (in shares)	8,880
SAR \| 303.77
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Exercise price (in dollars per share) \| $ / shares	$ 303.77
Number Outstanding (in shares)	10,764
Weighted- Average Remaining Contractual Life	6 years 2 months 12 days
Number Exercisable (in shares)	10,764
SAR \| 252.91
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Exercise price (in dollars per share) \| $ / shares	$ 252.91
Number Outstanding (in shares)	18,444
Weighted- Average Remaining Contractual Life	7 years 3 months 18 days
Number Exercisable (in shares)	12,408
SAR \| 192.1
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Exercise price (in dollars per share) \| $ / shares	$ 192.10
Number Outstanding (in shares)	38,706
Weighted- Average Remaining Contractual Life	8 years 4 months 24 days
Number Exercisable (in shares)	12,981
SAR \| 218.44
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Exercise price (in dollars per share) \| $ / shares	$ 218.44
Number Outstanding (in shares)	62,672
Weighted- Average Remaining Contractual Life	9 years 6 months
Number Exercisable (in shares)	0

Share-Based Payment Arrangement, Option, Exercise Price Range

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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

+ References

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-Publisher FASB
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-Topic 718
-SubTopic 10
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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.

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- Definition

The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-SubTopic 10
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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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- Definition

Weighted average remaining contractual term of exercisable stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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-Publisher FASB
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