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Income Taxes (Tables)

12 Months Ended

Dec. 31, 2020

Income Tax Disclosure [Abstract]

Summary of Components of Deferred Tax Assets and Liabilities

The table below summarizes significant components of deferred tax assets and liabilities:

			December 31,
			2020						2019
Deferred tax assets
Allowance for expected credit losses			$	14,676					$	13,041
Accrued vacation and bonus			30,694						27,438
Share-based compensation			13,522						12,647
Notes receivable from employees			13,333						12,187
State net operating loss carryforward			2,090						2,066
Foreign net operating loss carryforward			9,437						9,388
Federal tax credit and capital loss carryforward			—						7,336
Deferred compensation			240						2,117
Operating lease assets			41,283						43,397
Employee benefits obligations			2,339						1,191
Other, net			3,701						1,898
Total deferred tax assets			131,315						132,706
Deferred tax liabilities
Revenue recognition			(8,351)						(6,732)
Operating lease liabilities			(28,523)						(29,671)
Property and equipment, net			(7,663)						(3,797)
Equity debt discount			(6,623)						(8,890)
Goodwill and intangible assets			(202,842)						(209,250)
Total deferred tax liabilities			(254,002)						(258,340)
Foreign withholding tax			(1,980)						(1,195)
Valuation allowance			(13,300)						(19,865)
Net deferred tax liabilities			$	(137,967)					$	(146,694)

Summary of Components of Income Before Income Tax Provision from Continuing Operations

The table below summarizes the components of income before income tax provision from continuing operations:

			Year Ended December 31,
			2020						2019						2018
Domestic			$	122,800					$	150,860					$	96,543
Foreign			139,646						137,590						111,249
Total			$	262,446					$	288,450					$	207,792

Summary of Components of Income Tax Provision from Continuing Operations

The table below summarizes the components of income tax provision from continuing operations:

			Year Ended December 31,
			2020						2019						2018
Current
Federal			$	22,164					$	30,651					$	10,847
State			10,257						7,702						4,447
Foreign			29,390						37,083						21,056
			61,811						75,436						36,350
Deferred
Federal			3,936						(1,767)						14,538
State			362						785						503
Foreign			(14,345)						(2,730)						5,790
			(10,047)						(3,712)						20,831
Income tax provision			$	51,764					$	71,724					$	57,181

Summary of Income Tax Provision from Continuing Operations Resulted in Effective Tax Rates

Our income tax provision from continuing operations resulted in effective tax rates that varied from the federal statutory income tax rate as summarized below:

			Year Ended December 31,
			2020						2019						2018
Income tax expense at federal statutory rate			$	55,114					$	60,575					$	43,636
State income taxes, net of federal benefit			10,567						8,430						4,950
Detriment from foreign tax rates			1,175						3,425						3,655
Other expenses not deductible for tax purposes			3,079						4,362						3,543
Adjustment to reserve for uncertain tax positions			(1,231)						2,504						(132)
Impact of 2017 U.S. tax reform			—						(1,088)						(656)
Sale of Ringtail business			—						(2,097)						3,798
Share-based compensation			(6,560)						(4,447)						(1,371)
Release of valuation allowance on foreign tax credits			(7,336)						—						—
Income tax benefit related to the License Agreement, net			(3,899)						—						—
Other adjustments, net			855						60						(242)
Income tax provision			$	51,764					$	71,724					$	57,181

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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 of income before income tax between domestic and foreign jurisdictions.

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