Quarterly report [Sections 13 or 15(d)]

Accumulated Other Comprehensive Income - Reclassifications out of AOCI (Details)

v3.25.2
Accumulated Other Comprehensive Income - Reclassifications out of AOCI (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Jun. 30, 2025
Mar. 31, 2025
Dec. 31, 2024
Jun. 30, 2024
Mar. 31, 2024
Dec. 31, 2023
Jun. 30, 2025
Jun. 30, 2024
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Prior service credit $ (227,421)     $ (295,996)     $ (787,088) $ (936,670)
Other income (deductions), net (497)     (974)     1,954 (2,732)
Income (loss) before income taxes 58,864     (7,052)     41,390 (2,176)
Income taxes (43,477)     8,829     (38,391) 10,677
Net income 15,387 $ (8,916) $ (3,472) 1,777 $ 9,027 $ (2,303) 2,999 8,501
SGK Brand Solutions                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Gain on sale of SGK Business 57,103     0     57,103 0
Sale of SGK Business | SGK Brand Solutions                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Gain on sale of SGK Business             57,103  
Reclassification out of Accumulated Other Comprehensive Income | Net investment hedges                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Interest expense 191     306     847 891
Post-retirement benefit plans | Reclassification out of Accumulated Other Comprehensive Income                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Income (loss) before income taxes 219     284     673 847
Income taxes (55)     (72)     (170) (214)
Net income 164     212     503 633
Prior service credit | Reclassification out of Accumulated Other Comprehensive Income                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Prior service credit 90     91     270 273
Actuarial losses | Reclassification out of Accumulated Other Comprehensive Income                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Other income (deductions), net 129     193     403 574
Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Income (loss) before income taxes 464     984     1,840 2,896
Income taxes (116)     (246)     (458) (724)
Net income 348     738     1,382 2,172
Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income | Cash flow hedges                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Interest expense 273     $ 678     993 $ 2,005
Other | Reclassification out of Accumulated Other Comprehensive Income | Sale of SGK Business | SGK Brand Solutions                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Gain on sale of SGK Business (92,681)           (92,681)  
Other | Reclassification out of Accumulated Other Comprehensive Income | Other divestitures                
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]                
Other current liabilities $ 0           $ (6,844)