Percentage of outstanding common shares and preferred shares on fully diluted basis.

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- Definition

Share-based compensation arrangement by share-based payment award, award cliff vesting period.

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- Definition

Stockholders Equity Note [Line Items]

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- Definition

Amount of cash inflow from exercise of option under share-based payment arrangement.

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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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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Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

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Net number of share options (or share units) granted during the period.

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Number of options outstanding, including both vested and non-vested options.

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Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement.

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No definition available.

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Number, after forfeiture, of shares or units issued under share-based payment arrangement. Excludes shares or units issued under employee stock ownership plan (ESOP).

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Number of share options (or share units) exercised during the current period.

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Equity - Incentive Equity Awards - Additional Information (Detail) - USD ($) $ in Thousands						6 Months Ended
	Jun. 14, 2021	Jan. 04, 2021	Jun. 01, 2020	Mar. 02, 2020	Feb. 03, 2020	Jun. 30, 2021	Jun. 30, 2020
Stockholders Equity Note [Line Items]
Stock options, outstanding						19,666,637
Shares issued, exercise of stock options						810,459	560,755
Proceeds from exercise of stock options, net of transaction costs						$ 2,134	$ 1,658
Restricted Stock Units (RSUs)
Stockholders Equity Note [Line Items]
Restricted stock units, outstanding						10,413,802
Percentage of outstanding shares on a fully diluted basis						2.00%
Shares issued, related to the vesting of RSUs						1,031,171	1,143,934
Treasury shares for settlement of employee tax obligations						398,214	418,847
Restricted Stock Units (RSUs) \| Stock Incentive Plan 2020
Stockholders Equity Note [Line Items]
Stock units, Granted	218,000	3,265,700
Stock units, Vesting Period	3 years	3 years
Restricted Stock Units (RSUs) \| Stock Incentive Plan 2011
Stockholders Equity Note [Line Items]
Stock units, Granted			782,520	821,950
Restricted Stock Units (RSUs) \| Employees \| Stock Incentive Plan 2020
Stockholders Equity Note [Line Items]
Stock units, Granted		1,345,800
Restricted Stock Units (RSUs) \| Employees \| Stock Incentive Plan 2011
Stockholders Equity Note [Line Items]
Stock units, Granted					1,253,400
Stock units, Vesting Period				3 years
Stock Options
Stockholders Equity Note [Line Items]
Percentage of outstanding shares on a fully diluted basis						5.00%
Stock Options \| Stock Incentive Plan 2020
Stockholders Equity Note [Line Items]
Stock options, Granted	278,271	3,100,200
Stock units, Vesting Period		4 years
Stock units, Cliff Vesting Period		1 year
Stock Options \| Stock Incentive Plan 2011
Stockholders Equity Note [Line Items]
Stock options, Granted					1,875,000
Stock Options \| Employees \| Stock Incentive Plan 2011
Stockholders Equity Note [Line Items]
Stock units, Vesting Period					4 years
Performance-Based RSUs
Stockholders Equity Note [Line Items]
Shares issued, related to the vesting of RSUs						1,762,244	974,754
Treasury shares for settlement of employee tax obligations						747,955	411,956