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Income Taxes (Tables)

12 Months Ended

Sep. 30, 2020

Income Tax Disclosure [Abstract]

Provision for Income Taxes

The provision for income taxes was as follows during fiscal 2020, 2019 and 2018: 

	Year ended September 30,
	2020				2019				2018
	(In thousands)
Current:
Federal	$	14,566			$	1,299			$	8,071
State	2,180				(423		)		2,236
Foreign	12,482				15,371				9,559
	29,228				16,247				19,866
Deferred:
Federal	(8,575		)		7,003				13,987
State	(957		)		947				132
Foreign	893				(249		)		(3,535		)
	(8,639		)		7,701				10,584
Total provision	$	20,589			$	23,948			$	30,450

Deferred Tax Assets and Liabilities

Deferred tax assets and liabilities at September 30, 2020 and 2019 were as follows: 

	September 30,
	2020				2019
	(In thousands)
Deferred tax assets:
Loss and credit carryforwards	$	31,015			$	26,702
Compensation benefits	29,640				23,931
Operating lease liabilities	21,827				—
Other assets	9,000				9,393
	91,482				60,026
Less: valuation allowance	(24,563		)		(19,231		)
Total deferred tax assets	66,919				40,795
Deferred tax liabilities:
Intangible assets	(14,715		)		(15,114		)
Deferred commission	(9,027		)		(7,920		)
Property and equipment	(3,135		)		(3,511		)
Operating lease right-of-use assets	(13,719		)		—
Other liabilities	(11,694		)		(8,244		)
Total deferred tax liabilities	(52,290		)		(34,789		)
Deferred tax assets, net	$	14,629			$	6,006

Reconciliation Between Federal Statutory Income Tax Rate and Effective Tax Rate

A reconciliation of the provision for income taxes, with the amount computed by applying the U.S. federal statutory income tax rate (21% in each of fiscal 2020 and fiscal 2019, and 24.5% in fiscal 2018) to income before provision for income taxes for fiscal 2020, 2019 and 2018 is shown below:

	Year Ended September 30,
	2020				2019				2018
	(In thousands)
Income tax provision at U.S. federal statutory rate	$	53,970			$	45,375			$	38,495
State income taxes, net of U.S. federal benefit	4,619				4,194				2,755
Foreign tax rate differential	493				839				(649		)
Research credits	(5,868		)		(5,761		)		(3,486		)
Domestic production deduction	—				—				(2,421		)
Amended returns/audit settlements/statute expirations	(1,085		)		(2,268		)		(2,349		)
Foreign	7,513				11,177				4,040
Valuation allowance	5,332				(333		)		1,907
Foreign tax credit and foreign withholding tax	2,086				(464		)		1,320
Excess tax benefits relating to stock-based compensation	(45,086		)		(24,891		)		(22,253		)
Tax effect of the Tax Act	—				—				16,719
GILTI, FDII and BEAT	5,050				1,931				—
Other	(6,435		)		(5,851		)		(3,628		)
Recorded income tax provision	$	20,589			$	23,948			$	30,450

Reconciliation of Beginning and Ending Amount of Unrecognized Tax Benefits

A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows: 

	Year Ended September 30,
	2020				2019				2018
	(In thousands)
Gross unrecognized tax benefits at beginning of year	$	5,834			$	6,113			$	6,480
Gross increases for tax positions in prior years	883				509				404
Gross decreases for tax positions in prior years	(65		)		(611		)		—
Gross increases based on tax positions related to the current year	2,260				1,439				1,625
Decreases for settlements and payments	—				(637		)		—
Decreases due to statute expiration	(918		)		(979		)		(2,396		)
Gross unrecognized tax benefits at end of year	$	7,994			$	5,834			$	6,113

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Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

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Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

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Tabular disclosure for tax positions taken in the tax returns filed or to be filed for which it is more likely than not that the tax position will not be sustained upon examination by taxing authorities and other income tax contingencies. Includes, but is not limited to, interest and penalties, reconciliation of unrecognized tax benefits, unrecognized tax benefits that would affect the effective tax rate, tax years that remain subject to examination by tax jurisdictions, and information about positions for which it is reasonably possible that amounts unrecognized will significantly change within 12 months.

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