Annual report pursuant to Section 13 and 15(d)

Capital Structure and Per Share Data - Dilutive Effect on Earnings Per Share (Details)

v3.24.0.1
Capital Structure and Per Share Data - Dilutive Effect on Earnings Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Jan. 01, 2018
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Earnings Per Share [Abstract]        
Weighted Average Shares (in shares)   35,000 38,700 41,400
Weighted Average Shares, Diluted (in shares)   35,900 39,700 43,300
Net Income (Loss), Amount $ 178,200 $ 178,200 $ 88,500 $ 348,900
Earnings (loss) per common share (usd per share)   $ 5.09 $ 2.29 $ 8.43
Earnings (loss) per common share (usd per share)   $ 4.97 $ 2.23 $ 8.06