Income Taxes (Tables)

12 Months Ended

Dec. 31, 2019

Income Tax Disclosure [Abstract]

Schedule of Components of Income Tax Expense

The components of income tax expense included in our consolidated statements of operations were as follows:

	Year Ended December 31,
	2019			2018			2017
	(In thousands)
Current:
Federal	$	11,914		$	4,011		$	15,545
State	1,790			894			(1,122		)
Foreign	604			443			368
Current income tax expense	14,308			5,348			14,791
Deferred:
Federal	8,102			1,136			4,596
State	(1,226		)	(1,370		)	(1,816		)
Deferred income tax expense (benefit)	6,876			(234		)	2,780
Income tax expense	$	21,184		$	5,114		$	17,571

Schedule of Reconciliation of Effective Tax Rate

The sources and tax effects of the differences are as follows:

	Year Ended December 31,
	2019		2018		2017
U.S. federal statutory tax rate	21.0	%	21.0	%	35.0	%
State income taxes, net of federal tax benefit	0.1		(0.5	)	(2.3	)
General business credits	(2.1	)	(2.2	)	(2.8	)
Employee stock-based compensation	(2.2	)	(17.1	)	(12.4	)
Tax Cuts and Jobs Act remeasurement	—		0.2		(5.0	)
IRC 162(m) limitation	0.1		2.2		1.5
Other	0.6		0.5		3.0
Effective tax rate	17.5	%	4.1	%	17.0	%

Schedule of Deferred Tax Assets and Liabilities

The tax effects of temporary difference that give rise to significant portions of our deferred tax assets and liabilities were as follows:

	December 31,
	2019			2018
	(In thousands)
Deferred tax assets:
Net operating loss carryforwards	$	8,002		$	7,379
Stock-based compensation	5,820			8,007
Reserve for overdrawn accounts	4,456			3,838
Accrued liabilities	7,965			11,206
Lease liabilities	8,195			—
Tax credit carryforwards	8,723			7,014
Capital loss carryforwards	341			—
Gross deferred tax assets	43,502			37,444
Valuation allowance	(341		)	—
Total deferred tax assets	$	43,161		$	37,444
Deferred tax liabilities:
Internal-use software costs	$	29,382		$	22,351
Property and equipment, net	2,240			2,803
Deferred expenses	4,114			4,909
Intangible assets	7,826			6,246
Gift card revenue	1,422			1,413
Lease right-of-use assets	6,524			—
Other	388			900
Total deferred tax liabilities	51,896			38,622
Net deferred tax liabilities	$	(8,735	)	$	(1,178	)

Schedule of Income Tax Contingencies

The reconciliation of the beginning unrecognized tax benefits balance to the ending balance is as follows:

	Year Ended December 31,
	2019			2018			2017
	(In thousands)
Beginning balance	$	6,965		$	5,560		$	7,314
Increases related to positions taken during prior years	313			462			404
Increases related to positions taken during the current year	1,576			1,607			1,099
Decreases related to positions settled with tax authorities	—			—			(1,865		)
Decreases due to a lapse of applicable statute of limitations	(456		)	(664		)	(1,392		)
Ending balance	$	8,398		$	6,965		$	5,560
The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate	$	8,341		$	6,918		$	5,560