v3.26.3
Activity Under Equity Incentive Plans Related to RSUs (Detail) - 2008 Equity Incentive Plan - Restricted Stock Units
shares in Thousands
9 Months Ended
Sep. 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 11,684 [1]
Vested, Number of Restricted Stock Units Unvested | shares (9,201) [1]
Forfeited, Number of Restricted Stock Units Unvested | shares (731) [1]
Number of Restricted Stock Units Unvested, Ending Balance | shares 19,256
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 2.17 [1]
Vested, Weighted Average Exercise Price per Share | $ / shares 2.15 [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.