Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Other Intangible Assets - Narrative (Details)

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Goodwill and Other Intangible Assets - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Mar. 31, 2022
Mar. 31, 2021
Sep. 30, 2021
Goodwill [Line Items]          
Accumulated impairment charges $ 178,732   $ 178,732   $ 178,732
Amortization expense on intangible assets 11,953 $ 22,930 33,499 $ 38,151  
Future amortization expense [Abstract]          
Future amortization expense for the remainder 2022 23,976   23,976    
Future amortization expense 2023 41,064   41,064    
Future amortization expense 2024 35,505   35,505    
Future amortization expense 2025 19,684   19,684    
Future amortization expense 2026 $ 14,686   $ 14,686    
Graphics Imaging          
Goodwill [Line Items]          
Percentage of fair value in excess of carrying amount 10.00%   10.00%    
SGK Brand Solutions          
Goodwill [Line Items]          
Accumulated impairment charges $ 149,786   $ 149,786   149,786
Memorialization          
Goodwill [Line Items]          
Accumulated impairment charges 5,000   5,000   5,000
Industrial Technologies          
Goodwill [Line Items]          
Accumulated impairment charges $ 23,946   $ 23,946   $ 23,946