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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2022
Income Tax Disclosure [Abstract]  
Schedule of Income Tax Provision
The income tax provision was as follows:
Year Ended December 31,
($ in millions)202220212020
Current:
Federal$269.2 $266.2 $108.9 
State105.5 111.6 50.3 
Foreign(0.9)1.2 — 
373.8 379.0 159.2 
Deferred:
Federal73.4 38.2 17.6 
State13.5 3.8 1.4 
Foreign7.7 1.1 — 
94.6 43.1 19.0 
Total$468.4 $422.1 $178.2 
Schedule of Effective Income Tax Rate Reconciliation
The reconciliation between amounts computed using the federal income tax rate of 21% and our income tax provision is shown in the following tabulation:
Year Ended December 31,
($ in millions)202220212020
Federal tax provision at statutory rate$363.3 $311.7 $136.2 
State taxes, net of federal income tax benefit76.9 85.4 40.4 
Non-deductible items5.0 4.8 2.8 
Permanent differences related to stock compensation(2.4)(2.6)(0.5)
Net change in valuation allowance25.0 25.3 0.5 
General business credits(2.6)(2.3)(1.3)
Foreign Rate Differential1.4 0.5 — 
Other1.8 (0.7)0.1 
Income tax provision$468.4 $422.1 $178.2 
Schedule of Deferred Tax Assets and Liabilities
Individually significant components of the deferred tax assets and (liabilities) are presented below:
December 31,
($ in millions)20222021
Deferred tax assets:
Deferred revenue and cancellation reserves$126.6 $95.3 
Allowances and accruals, including state tax carryforward amounts71.3 69.1 
Lease liability 103.2 107.6 
Credits and other5.1 1.8 
Net operating losses27.9 3.7 
Valuation allowance(51.4)(26.4)
Total deferred tax assets282.7 251.1 
Deferred tax liabilities:
Inventories(39.2)(20.1)
Goodwill(157.7)(112.3)
Property and equipment, principally due to differences in depreciation(233.0)(185.9)
Right of use asset(99.0)(103.7)
Prepaid expenses and other(40.1)(20.1)
Total deferred tax liabilities(569.0)(442.1)
Total$(286.3)$(191.0)
Schedule of Unrecognized Tax Benefits
The following is a reconciliation of our unrecognized tax benefits for December 31, 2022, 2021, and 2020:
($ in millions)
Balance, December 31, 2020
$0.2 
Increase related to tax positions taken - current year0.1 
Balance, December 31, 2021
0.3 
Increase related to tax positions taken - current year0.3 
Balance, December 31, 2022
$0.6 
Summary of Open Tax Years
Open tax years at December 31, 2022 included the following:
Federal2019 - 2022
States (30)2018 - 2022
Canada2021 - 2022