Stock Based Compensation - Summary of RSU Activity (Detail) - RSUs [Member]	6 Months Ended
Jun. 30, 2022 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]
Unvested Shares, Beginning Balance \| shares	3,936,892
Granted \| shares	3,255,385
Vested and issued \| shares	(416,525)
Cancelled \| shares	(883,482)
Unvested Shares, Ending Balance \| shares	5,892,270
Weighted Average Grant Date Fair Value, Beginning Balance \| $ / shares	$ 11.50
Weighted Average Grant Date Fair Value, Granted \| $ / shares	7.43
Weighted Average Grant Date Fair Value, Vested and issued \| $ / shares	12.18
Weighted Average Grant Date Fair Value, Cancelled \| $ / shares	11.15
Weighted Average Grant Date Fair Value, Ending Balance \| $ / shares	$ 9.26
Service Based Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]
Unvested Shares, Beginning Balance \| shares	2,915,720
Granted \| shares	2,755,385
Vested and issued \| shares	(416,525)
Cancelled \| shares	(599,184)
Unvested Shares, Ending Balance \| shares	4,655,396
Weighted Average Grant Date Fair Value, Beginning Balance \| $ / shares	$ 11.66
Weighted Average Grant Date Fair Value, Granted \| $ / shares	7.31
Weighted Average Grant Date Fair Value, Vested and issued \| $ / shares	12.18
Weighted Average Grant Date Fair Value, Cancelled \| $ / shares	10.37
Weighted Average Grant Date Fair Value, Ending Balance \| $ / shares	$ 9.21
Performance Based Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]
Unvested Shares, Beginning Balance \| shares	1,021,172
Granted \| shares	500,000
Cancelled \| shares	(284,298)
Unvested Shares, Ending Balance \| shares	1,236,874
Weighted Average Grant Date Fair Value, Beginning Balance \| $ / shares	$ 11.04
Weighted Average Grant Date Fair Value, Granted \| $ / shares	8.11
Weighted Average Grant Date Fair Value, Cancelled \| $ / shares	12.80
Weighted Average Grant Date Fair Value, Ending Balance \| $ / shares	$ 9.46

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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- Definition

Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(ii)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(ii)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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- Definition

The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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