Common Stock Equivalents Excluded From Diluted Net Loss per Common Share (Detail) - shares shares in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Common stock equivalents diluted net loss per share inclusion anti-dilutive	7,959	8,425	7,959	8,425
Restricted Stock Units
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Common stock equivalents diluted net loss per share inclusion anti-dilutive	554	677	554	677
Performance Stock Units
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Common stock equivalents diluted net loss per share inclusion anti-dilutive	225	333	225	333
Employee Stock Option
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Common stock equivalents diluted net loss per share inclusion anti-dilutive	0	444	0	444
Shares of Common Stock Issuable Upon Conversion of Series B Preferred Stock
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Common stock equivalents diluted net loss per share inclusion anti-dilutive	7,180	6,971	7,180	6,971