Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details)

v3.21.2
Income Taxes (Details) - USD ($)
12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Unrecognized Tax Benefits that Would Impact Effective Tax Rate $ 40,500,000 $ 35,700,000  
Components of earnings before income taxes and the consolidated income tax provision:      
Domestic 64,100,000 (40,300,000) $ 44,100,000
Foreign 289,700,000 21,800,000 132,600,000
Income (Loss) from Subsidiaries, before Tax 353,800,000 (18,500,000) 176,700,000
Current provision:      
Federal 6,000,000.0 (2,400,000) 11,100,000
State 4,800,000 3,000,000.0 4,500,000
Foreign 75,600,000 53,800,000 28,200,000
Total current provision 86,400,000 54,400,000 43,800,000
Deferred provision (benefit):      
Federal 13,900,000 (6,600,000) (3,800,000)
State (500,000) (2,400,000) (200,000)
Foreign (1,200,000) (10,500,000) 10,700,000
Total deferred provision (benefit) 12,200,000 (19,500,000) 6,700,000
Income tax expense $ 98,600,000 $ 34,900,000 $ 50,500,000
Reconciliation of the effective income tax rate with the U.S. federal statutory income tax rate      
Federal statutory rates (as a percent) 21.00% 21.00% 21.00%
Adjustments resulting from the tax effect of:      
State income taxes, net of federal benefit 0.90% 0.30% 1.60%
Foreign income tax rate differential (as a percent) 2.00% (14.30%) 4.10%
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Percent 0.40% (19.10%) (1.20%)
Effective Income Tax Rate Reconciliation, Deduction, Percent 3.10% 54.70% 1.00%
Valuation allowance (as a percent) 0.30% (2.10%) (0.40%)
Effective Income Tax Rate Reconciliation, Tax Contingency, Percent 1.70% (4.00%) 1.90%
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Percent 0.00% (14.10%) 0.00%
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Percent 0.50% (101.10%) 0.00%
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent 0.00% 41.50% 0.00%
Effective Income Tax Rate Reconciliation, Transaction Costs, Percent 0.00% (8.70%) 0.00%
Effective Income Tax Rate Reconciliation, Disposition of Business, Percent (2.60%) 0.00% 0.00%
Other, net (as a percent) 0.60% (33.30%) 0.60%
Effective income tax rate (as a percent) 27.90% (188.60%) 28.60%
Deferred tax assets:      
Employee benefit accruals $ 37,600,000 $ 30,900,000  
Loss and tax credit carryforwards 38,900,000 51,400,000  
Interest Limitation Carryforwards 23,200,000 26,000,000.0  
Operating lease liabilities 37,000,000.0 31,300,000  
Rebates and other discounts 5,200,000 4,600,000  
Self-insurance reserves 2,900,000 2,800,000  
Inventory, net 8,300,000 4,800,000  
Other, net 20,000,000.0 16,800,000  
Total deferred tax assets before valuation allowance 173,100,000 168,600,000  
Less valuation allowance (24,400,000) (21,000,000.0)  
Total deferred tax assets, net 148,700,000 147,600,000  
Deferred tax liabilities:      
Depreciation (24,500,000) (27,600,000)  
Amortization 210,100,000 202,300,000  
Deferred Tax Liabilities, Leasing Arrangements (37,400,000) (32,000,000.0)  
Long-term contracts and customer prepayments (55,300,000) (43,800,000)  
Deferred Tax Liabilities, Undistributed Foreign Earnings 15,000,000.0 13,200,000  
Other, net (4,100,000) (1,400,000)  
Total deferred tax liabilities (346,400,000) (320,300,000)  
Deferred tax liabilities, net (197,700,000) (172,700,000)  
Amounts recorded in the balance sheets:      
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent 9,000,000.0 13,100,000  
Deferred tax liabilities, non-current (206,700,000) (185,800,000)  
Deferred tax liabilities, net (197,700,000) (172,700,000)  
Deferred income tax assets related to U.S. federal and state tax credit carryforwards 15,500,000 24,900,000  
Deferred income tax assets related to foreign net operating loss carryforwards 45,600,000 51,800,000  
Current income tax payable 26,300,000 36,000,000.0  
Deferred Tax Liability, Unremitted Earnings of Foreign Subsidiaries 15,000,000.0 13,200,000  
Deferred Tax Assets, Disposition of Business 2,000,000.0    
Deferred Tax Asset, Disposition of Business      
Deferred tax assets:      
Less valuation allowance (2,000,000.0)    
Transition Tax Amount [Member]      
Amounts recorded in the balance sheets:      
Accrued Income Taxes, Noncurrent $ 16,900,000 $ 18,900,000