Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Other Intangible Assets - Goodwill Attributable to Each Segment (Details)

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Goodwill and Other Intangible Assets - Goodwill Attributable to Each Segment (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2020
Mar. 31, 2019
Goodwill [Roll Forward]        
Balance at beginning of period     $ 846,807  
Additions during period     0  
Divestiture during period     0  
Translation and other adjustments     (5,821)  
Goodwill write-down $ (90,408) $ 0 (90,408) $ 0
Balance at end of period 750,578   750,578  
SGK Brand Solutions        
Goodwill [Roll Forward]        
Balance at beginning of period     395,704  
Additions during period     0  
Divestiture during period     0  
Translation and other adjustments     (5,934)  
Goodwill write-down     (90,408)  
Balance at end of period 299,362   299,362  
Memorialization        
Goodwill [Roll Forward]        
Balance at beginning of period     359,737  
Additions during period     0  
Divestiture during period     0  
Translation and other adjustments     32  
Goodwill write-down     0  
Balance at end of period 359,769   359,769  
Industrial Technologies        
Goodwill [Roll Forward]        
Balance at beginning of period     91,366  
Additions during period     0  
Divestiture during period     0  
Translation and other adjustments     81  
Goodwill write-down     0  
Balance at end of period $ 91,447   $ 91,447