Annual report pursuant to Section 13 and 15(d)

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

v3.22.0.1
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, 2021
Dec. 31, 2020
Dec. 31, 2019
Earnings Per Share [Abstract]        
Weighted Average Shares (in shares)   41,404 42,483 43,016
Weighted Average Shares, Diluted (in shares)   43,280 42,483 43,710
Income (Loss) From Continuing Operations   $ 348,900 $ (50,700) $ 144,500
Income (Loss) From Continuing Operations, Basic, Per Share Amount (usd per share)   $ 8.43 $ (1.19) $ 3.36
Income (Loss) From Continuing Operations, Diluted (usd per share)   $ 8.06 $ (1.19) $ 3.31
Income (Loss) From Discontinued Operations, Earnings (loss), Amount   $ 0 $ (700) $ (400)
Income (Loss) From Discontinued Operations, Basic earnings (loss), Per Share Amount (usd per share)   $ 0 $ (0.02) $ (0.01)
Income (Loss) From Discontinued Operations, Diluted earnings (loss), Per Share Amount (usd per share)   $ 0 $ (0.02) $ (0.01)
Net Income (Loss), Amount $ 348,900 $ 348,900 $ (51,400) $ 144,100
Earnings (loss) per common share (usd per share)   $ 8.43 $ (1.21) $ 3.35
Earnings (loss) per common share (usd per share)   $ 8.06 $ (1.21) $ 3.30