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- Definition

Number Of Types Of Performance Awards

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- Definition

Performance and Market Measurement Period

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- Definition

Share based compensation arrangement by share based payment award number of shares authorized but not issued.

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No definition available.

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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- Definition

The number of grants made 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).

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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).

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- Definition

Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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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.

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No definition available.

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- Definition

Number of shares authorized for issuance under share-based payment arrangement.

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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- Definition

An excess of the fair value of the modified award over the fair value of the award immediately before the modification.

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- Definition

Number of grantees affected by modification of award under share-based payment arrangement.

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- Definition

Percentage of vesting of award under share-based payment arrangement.

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Per share or per unit amount of equity securities issued.

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No definition available.

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Stock-Based Compensation (Narrative) (Details) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($) employee shares	Dec. 31, 2019 USD ($) $ / shares item shares	Dec. 31, 2018 USD ($) $ / shares	Dec. 30, 2020 $ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock authorized and reserved for issuances \| shares	6,830
Shares authorized but not issued \| shares	2,114
SOSARs [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unearned compensation	$ 22,612
Weighted average period	1 year 4 months 24 days
Total intrinsic value of options and SOSARs exercised	$ 236,573	$ 219,984	$ 35,907
Expiration period of SOSARs	7 years
Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant date fair value \| $ / shares		$ 627.94	$ 299.25
Unearned compensation	$ 21,221
Weighted average period	1 year 3 months 18 days
Shares vested, fair value	$ 47,649	$ 27,197	$ 4,192
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant date fair value \| $ / shares		$ 583.13	$ 327.58
Unearned compensation	$ 112,767
Weighted average period	1 year 3 months 18 days
Shares vested, fair value	$ 60,081	$ 0	$ 9,317
Vesting period	3 years
Number of types of PSU awards \| item		2
Performance Shares [Member] \| 2018 Stock Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance and market measurement period			3 years
Number of employees affected by modified service requirements \| employee	7
Modified service requirements expense	$ 71,441
Stock-based compensation expense	$ 466
Stock price \| $ / shares				$ 1,374.17
Performance Shares Grant 1 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance shares granted \| shares		33
Vesting period	3 years
Performance Shares Grant 2 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance shares granted \| shares		13
Performance Shares Grant 2 [Member] \| First Half Vested [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Vesting percentage		40.00%
Performance Shares Grant 2 [Member] \| Second Half Vested [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period		4 years
Vesting percentage		60.00%
Minimum [Member] \| Performance Shares [Member] \| Vesting Period 1 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	0.00%	0.00%
Minimum [Member] \| Performance Shares [Member] \| Vesting Period 1 [Member] \| 2018 Stock Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage			0.00%
Maximum [Member] \| Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of target number of shares to be earned if certain criteria is met	100.00%
Maximum [Member] \| Performance Shares [Member] \| Vesting Period 1 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	300.00%	300.00%
Maximum [Member] \| Performance Shares [Member] \| Vesting Period 1 [Member] \| 2018 Stock Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage			300.00%