Significant Accounting Policies Earnings per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Significant Accounting Policies [Abstract]
Net Income Loss	$ (29,722)	$ 14,775	$ 133,584
Weighted Average Number of Shares Outstanding, Basic	78,733	79,010	78,941
Basic EPS	$ (0.38)	$ 0.19	$ 1.69
Dilutive Securities, Effect on Basic Earnings Per Share, Including Options and Restrictive Stock Units	$ 0	$ 0	$ 0
Incremental Common Shares Attributable to Share-based Payment Arrangements	42	69	33
Net Income (Loss) Available to Common Stockholders, Diluted	$ (29,722)	$ 14,775	$ 133,584
Diluted	78,775	79,079	78,974
Diluted EPS	$ (0.38)	$ 0.19	$ 1.69