Excess Tax Deficiency (Benefit) from Share-based Compensation, Operating Activities

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Share-Based Payment Arrangement, Noncash Expense Including Restructuring And Other Related Charges

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Share-Based Payment Arrangement, Noncash Expense, Restructuring and Other Related Charges

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Amount of cost capitalized for award under share-based payment arrangement.

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

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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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Amount of labor-related expenses classified as other.

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

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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

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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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Equity and Long-Term Incentive Plans (Narrative) (Details) - USD ($)		12 Months Ended
	Jun. 11, 2020	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, noncash expense including restructuring and other related charges		$ 25,900,000	$ 37,700,000	$ 47,900,000
Share-based compensation expense, related to restructuring and other related charges		200,000	7,700,000
Total unrecognized share-based compensation costs		$ 30,300,000
Weighted-average remaining period		2 years 1 month 6 days
Share-based payment arrangement, amount capitalized		$ 0
Excess tax deficiencies (benefits)		2,600,000	1,400,000	(4,600,000)
Expense related to long-term incentive awards outstanding		$ 11,500,000	$ 8,000,000	$ 22,500,000
Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period		3 years
2016 Employee Stock Plan \| Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period		3 years
2016 Employee Stock Plan \| Maximum \| Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage		200.00%
2016 Employee Stock Plan \| Minimum \| Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage		0.00%
2011 Non-Employee Director Plan \| Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage		100.00%
Long-Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period		10 years
Class A Common Stock \| 2016 Employee Stock Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized for grant	12,000,000
Number of share awards available for future grant		6,659,834
Class A Common Stock \| 2016 Employee Stock Plan \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period	10 years
Class A Common Stock \| 2011 Non-Employee Director Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized for grant	665,000
Number of share awards available for future grant		56,191
Class A Common Stock \| 2011 Non-Employee Director Plan \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period	10 years