Income Taxes (Tables)

6 Months Ended

Mar. 31, 2022

Income Tax Disclosure [Abstract]

Schedule of Effective Income Tax Rate Reconciliation

Our effective income tax rate is affected by state taxes, permanent differences, and tax credits, including the FICA tip credit, for both years, and the change in the deferred tax asset valuation allowance and the impact of the forgiveness of the PPP loans in the prior period, as presented below.

	For the Three Months Ended March 31,				For the Six Months Ended March 31,
	2022		2021		2022		2021
Federal statutory income tax expense	21.0	%	21.0	%	21.0	%	21.0	%
State income taxes, net of federal benefit	2.9	%	7.0	%	2.9	%	5.0	%
Permanent differences	0.5	%	(5.9)	%	0.4	%	(7.1)	%
Change in valuation allowance	—	%	—	%	—	%	(7.4)	%
Tax credits	(3.1)	%	2.2	%	(2.6)	%	(2.3)	%
Other	2.1	%	—	%	0.8	%	—	%
Total income tax expense	23.4	%	24.3	%	22.6	%	9.1	%