Share-Based Compensation Arrangement by Share-Based Payment Award, Award Performance Period

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Share-based Compensation Arrangement By Share-based Payment Award, Maximum Payout Period Following end of Performance Period

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- Definition

Share-based Compensation Arrangement By Share-based Payment Award, Maximum Payout Period Following end of Vesting Period

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- Definition

Share-Based Payment Arrangement, Expense to be Recognized In Next Twelve Months

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Share-Based Payment Arrangement, Expense to be Recognized In Year One

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Share-Based Payment Arrangement, Expense to be Recognized In Year Two

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Share-Based Payment Arrangement, Income

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

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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 cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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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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Stock-Based Compensation (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Independent Directors \| Share-Based Payment Arrangement, Nonemployee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 0.8	$ 1.2	$ 1.1
Phantom Share Units (PSUs) \| Management
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	3.3	5.4	7.8
Compensation cost not yet recognized	$ 2.3
Cost not yet recognized, period for recognition	1 year 4 months 24 days
Multi-Year Performance Plan Awards (MPP)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares)	1,341,905
Multi-Year Performance Plan Awards (MPP) \| Executives
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Performance period	3 years
Maximum payout period following end of performance period	90 days
Compensation income	$ (2.1)
Compensation expense		1.6	5.1
Share-based compensation expense to be recognized in 2024	0.1
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense		$ 2.6
Restricted Stock Units (RSUs) \| Executives
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 6.5		$ 4.2
Maximum payout period following end of vesting period	90 days
Share-based compensation expense to be recognized in 2026	$ 3.4
Share-based compensation expense to be recognized in 2027	$ 1.4
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	1 year
Minimum \| Phantom Share Units (PSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	1 year
Minimum \| Phantom Share Units (PSUs) \| Management
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	5 years
Maximum \| Phantom Share Units (PSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	5 years
Maximum \| Phantom Share Units (PSUs) \| Management
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	5 years