v3.26.1
Activity Under Equity Incentive Plans Related to RSUs (Detail) - 2008 Equity Incentive Plan - Restricted Stock Units
shares in Thousands
6 Months Ended
Jun. 30, 2026
$ / shares
shares
Activity under the Company's equity incentive plans related to restricted stock units  
Number of Restricted Stock Units Unvested, Beginning Balance | shares 17,504
Granted, Number of Restricted Stock Units Unvested | shares 10,407 [1]
Vested, Number of Restricted Stock Units Unvested | shares (9,071) [1]
Forfeited, Number of Restricted Stock Units Unvested | shares (477) [1]
Number of Restricted Stock Units Unvested, Ending Balance | shares 18,363
Weighted Average Exercise Price per Share  
Weighted Average Exercise Price per Share, Beginning Balance | $ / shares $ 1.91
Granted, Weighted Average Exercise Price per Share | $ / shares 2.18 [1]
Vested, Weighted Average Exercise Price per Share | $ / shares 2.12 [1]
Forfeited, Weighted Average Exercise Price per Share | $ / shares 1.74 [1]
Weighted Average Exercise Price per Share, Ending Balance | $ / shares $ 1.96
[1] Includes shares issuable under performance-based restricted stock unit awards.