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Income Taxes

6 Months Ended

Mar. 31, 2021

9.Income Taxes

The following table summarizes the Company’s income tax benefit or expense and effective income tax rate for the three and six months ended March 31, 2021 and 2020.

	Three Months Ended March 31,						Six Months Ended March 31,
	2021			2020			2021			2020
Income (loss) before income taxes	$	8.6		$	(27.2	)	$	(7.1	)	$	(44.7	)
Income tax expense (benefit)		2.3			(6.7	)		(1.4	)		(11.6	)
Effective income tax rate		26.7	%		24.6	%		19.7	%		26.0	%

The increase in the effective tax rate for the three months ended March 31, 2021 when compared to the three months ended March 31, 2020, is primarily attributable to the state tax expense related to the geographical distribution of the pre-tax loss.

The decrease in the effective tax rate for the six months ended March 31, 2021 when compared to the six months ended March 31, 2020, is primarily attributable to the state tax expense related to state tax law changes that were recorded discretely in each of the periods.

- Definition

The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.

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