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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2022
Income Tax Disclosure [Abstract]  
Provision for Income Taxes
The provision for income taxes consists of the following:
 Year Ended December 31,
 202220212020
Current:   
Federal$412,036 $272,971 $151,532 
State126,686 80,650 42,769 
Deferred:   
Federal(6,753)873 (13,289)
State(4,350)(810)(4,227)
 Income tax expense$527,619 $353,684 $176,785 
Deferred Income Taxes on Consolidated Balance Sheets
Deferred income taxes on our consolidated balance sheets were comprised of the following:
 As of December 31,
 20222021
Deferred tax assets:  
Other accrued expenses and contract land deposit reserve$73,555 $64,123 
Deferred compensation4,728 4,682 
Equity-based compensation expense47,605 46,020 
Inventory13,981 13,014 
Unrecognized tax benefit8,849 10,634 
Other11,364 9,876 
Total deferred tax assets160,082 148,349 
Less: Deferred tax liabilities8,505 7,874 
Net deferred tax asset$151,577 $140,475 
Income Tax Expense Reconciliation
A reconciliation of income taxes computed at the federal statutory rate (21% in 2022, 2021, and 2020) to income tax expense is as follows:
 Year Ended December 31,
 202220212020
Income taxes computed at the federal statutory rate$473,171 $333,985 $226,387 
State income taxes, net of federal income tax benefit (1)105,867 72,082 47,469 
Excess tax benefits from equity-based compensation (50,324)(48,369)(92,234)
Other, net (2)(1,095)(4,014)(4,837)
Income tax expense$527,619 $353,684 $176,785 
(1)Excludes state excess tax benefits from equity-based compensation included in the line below.
(2)Primarily attributable to tax benefits from certain energy credits for the years ended December 31, 2022, 2021 and 2020.
Reconciliation of Unrecognized Tax Benefits
A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows:
 Year Ended December 31,
 20222021
Balance at beginning of year$33,490 $36,817 
Additions based on tax positions related to the current year1,326 3,436 
Reductions for tax positions of prior years(5,290)(6,763)
Settlements— — 
Balance at end of year$29,526 $33,490