Acquisitions - Summary of Amounts of Identified Assets Acquired and Liabilities Assumed at the Acquisition Date (Detail) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended
Dec. 31, 2021	Mar. 31, 2022
Business Acquisition [Line Items]
Fair value of consideration transferred		$ 13,200
Recognized amounts of identifiable assets acquired and liabilities assumed:
Goodwill	$ 370,178	$ 379,320
World Programming [Member]
Business Acquisition [Line Items]
Fair value of consideration transferred	73,050
Recognized amounts of identifiable assets acquired and liabilities assumed:
Cash	1,895
Accounts receivable	4,859
Other assets	6,085
Property and equipment	2,208
SAS legal liability	(66,596)
Accounts payable and other liabilities	(3,401)
Deferred revenue	(2,737)
Deferred tax liabilities and other tax reserves	(11,406)
Total net identifiable assets acquired and liabilities assumed	(28,793)
Goodwill	101,843
World Programming [Member] \| Trade Names [Member]
Recognized amounts of identifiable assets acquired and liabilities assumed:
Indefinite-lived intangibles	300
World Programming [Member] \| Developed Technology [Member]
Recognized amounts of identifiable assets acquired and liabilities assumed:
Finite-lived intangibles	33,000
World Programming [Member] \| Customer Relationships [Member]
Recognized amounts of identifiable assets acquired and liabilities assumed:
Finite-lived intangibles	$ 7,000

Business combination recognized identifiable assets acquired and liabilities assumed sas legal liability.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of deferred revenue expected to be recognized as such within one year or the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of other liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of deferred tax liability attributable to taxable temporary differences assumed at the acquisition date.

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Amount of assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit, acquired at the acquisition date.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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