Stock-Based Compensation (Restricted Stock Award Activity) (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended	12 Months Ended
Dec. 31, 2025	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Weighted Average Grant-Date Fair Value
Allocated share-based compensation expense		$ 5.1
Restricted stock awards
Number of Award Shares
Outstanding at the beginning of the period (in shares)		284,843	269,929
Granted (in shares)		211,307	263,328
Released (in shares)		(263,916)	(247,814)
Canceled (in shares)		(15,000)	(600)
Outstanding at the end of the period (in shares)	217,234	217,234	284,843	269,929
Weighted Average Grant-Date Fair Value
Outstanding at the beginning of the period (in dollars per share)		$ 50.10	$ 49.49
Granted (in dollars per share)		27.18	33.16
Released (in dollars per share)		32.49	31.44
Canceled (in dollars per share)		50.26	50.15
Outstanding at the end of the period (in dollars per share)	$ 49.19	$ 49.19	$ 50.10	$ 49.49
Allocated share-based compensation expense		$ 6.2	$ 8.7	$ 8.5
Time Based LTIP Awards
Number of Award Shares
Outstanding at the beginning of the period (in shares)		0
Granted (in shares)		85,000
Released (in shares)		0
Canceled (in shares)		(15,000)
Outstanding at the end of the period (in shares)	70,000	70,000	0
Weighted Average Grant-Date Fair Value
Outstanding at the beginning of the period (in dollars per share)			$ 0
Granted (in dollars per share)		$ 48.16
Released (in dollars per share)			$ 0
Canceled (in dollars per share)		48.16
Outstanding at the end of the period (in dollars per share)	$ 48.16	$ 48.16		$ 0
Allocated share-based compensation expense		$ 2.5
Performance-based restricted stock awards
Number of Award Shares
Outstanding at the beginning of the period (in shares)		1,537,000	1,492,000
Granted (in shares)		245,000	523,000
Released (in shares)		(488,500)	(478,000)
Canceled (in shares)		(131,500)
Outstanding at the end of the period (in shares)	1,162,000	1,162,000	1,537,000	1,492,000
Weighted Average Grant-Date Fair Value
Outstanding at the beginning of the period (in dollars per share)		$ 30.53	$ 29.36
Granted (in dollars per share)		27.54	28.73
Released (in dollars per share)		30.60	24.89
Canceled (in dollars per share)		30.49
Outstanding at the end of the period (in dollars per share)	$ 29.88	$ 29.88	$ 30.53	$ 29.36
Allocated share-based compensation expense	$ 2.9	$ 9.5	$ 15.6	$ 14.4

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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section S45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479983/718-10-S45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
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-Publisher FASB
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