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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2023
Income Tax Disclosure [Abstract]  
Schedule of Income Before Income Taxes
Income before income taxes for the three years ended December 31 was as follows:
202320222021
U.S. operations$94.2 $58.9 $47.5 
Foreign operations29.6 20.6 26.6 
Total$123.8 $79.5 $74.1 
Schedule of Income Tax Expense (Benefit)
Income tax expense (benefit) for the three years ended December 31 was as follows:
202320222021
Current:
Federal$28.7 $17.1 $11.1 
Foreign8.5 7.9 11.2 
State4.0 3.8 1.9 
Total current$41.2 $28.8 $24.2 
Deferred:
Federal$(8.7)$(6.3)$0.6 
Foreign(17.3)(8.5)(15.5)
State(0.9)(0.8)(0.1)
Total deferred$(26.9)$(15.6)$(15.0)
Total:
Federal$20.0 $10.8 $11.7 
Foreign(8.8)(0.6)(4.3)
State3.1 3.0 1.8 
Total income tax expense$14.3 $13.2 $9.2 
Schedule of Effective Income Tax Rate
Our effective income tax rate varied from the U.S. federal statutory tax rate for the three years ended December 31 as follows:
202320222021
Tax at statutory rate21.0 %21.0 %21.0 %
Increases (decreases) in the tax rate from:
State and local taxes, net of federal benefit2.4 2.4 2.2 
Effect of foreign operations(10.9)(4.9)(6.3)
Effect of changes in valuation allowances(0.2)(1.2)(4.5)
Excess tax benefits on share-based compensation1.0 1.1 1.8 
Share-based payments0.1 (0.4)(0.9)
Research and development credit(1.3)(1.5)(1.4)
Other, net(0.5)0.1 0.6 
Effective income tax rate11.6 %16.6 %12.5 %
Schedule of Deferred Tax Assets and Liabilities
Deferred tax assets and liabilities were comprised of the following as of December 31:
20232022
Deferred tax assets:
Inventory$3.8 $4.1 
Compensation and employee benefits13.2 11.4 
Warranty reserves2.4 2.3 
Allowance for doubtful accounts and deferred revenue2.7 2.3 
Operating lease liabilities9.0 5.9 
Tax loss carryforwards6.9 8.0 
Tax credit carryforwards3.7 3.6 
Capitalized research and development costs12.3 6.6 
Goodwill and intangible assets4.5 — 
Other1.2 (0.9)
Gross deferred tax assets$59.7 $43.3 
Less: valuation allowance(3.2)(3.3)
Total net deferred tax assets$56.5 $40.0 
Deferred tax liabilities:
Operating lease assets$9.5 $6.1 
Fixed assets9.5 11.2 
Goodwill and intangible assets— 13.8 
Total deferred tax liabilities$19.0 $31.1 
Net deferred tax assets$37.5 $8.9 
Schedule of Unrecognized Tax Benefits
A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows:
20232022
Beginning balance$4.2 $4.7 
(Decreases) as a result of tax positions taken during a prior period— (0.1)
Increases as a result of tax positions taken during the current year1.2 0.8 
Decreases relating to settlement with tax authorities(0.2)— 
Decreases as a result of a lapse of the applicable statute of limitations(1.1)(1.0)
Decreases as a result of foreign currency fluctuations— (0.2)
Ending balance$4.1 $4.2