Stockholders' Equity - Additional Information (Detail)					1 Months Ended		3 Months Ended		15 Months Ended	20 Months Ended	24 Months Ended
	Feb. 27, 2025 USD ($)	Mar. 04, 2024 USD ($) $ / shares shares	Jul. 26, 2023 USD ($) shares	Mar. 18, 2022 USD ($)	May 31, 2015 USD ($) Tranche $ / shares shares	Feb. 28, 2014 Tranche $ / shares shares	Mar. 31, 2025 USD ($) $ / shares shares	Mar. 31, 2024 USD ($) shares	Dec. 31, 2016 USD ($)	Mar. 31, 2025 $ / shares shares	Mar. 18, 2024 shares	Dec. 31, 2024 $ / shares shares	Feb. 20, 2014 USD ($)
Equity [Line Items]
Preferred stock, shares authorized							10,000,000	10,000,000		10,000,000		10,000,000
Preferred stock, par value | $ / shares							$ 0.00001			$ 0.00001		$ 0.00001
Preferred stock, shares outstanding							0			0		0
Common stock, shares authorized							300,000,000			300,000,000		300,000,000
Common stock, par value | $ / shares							$ 0.00001			$ 0.00001		$ 0.00001
Number of common stock for issuance in exchange for future services from founders						1,000,000
Common stock price per share | $ / shares						$ 0.01
Number of tranches | Tranche					2	2
Unrecognized compensation expense | $					$ 62,000								$ 168,000
Common stock shares repurchased					633,810
Repurchase of common stock from stockholders, per share | $ / shares					$ 0.00001
Remaining number of repurchased shares					366,190
Shares issued under ESPP							0	0
ATM Agreement [Member]
Equity [Line Items]
Gross proceeds from common stock issuance | $			$ 151,900,000
Shelf registration statement expiry date			Jul. 26, 2026
March 2024 Offering [Member]
Equity [Line Items]
Common stock sold		7,441,650
Offering price per share | $ / shares		$ 85
Sale of stock, shares issued		970,650
Treasury shares sold		2,193,251
Proceeds from issuance of common stock net | $		$ 597,100,000
Common Stock [Member]
Equity [Line Items]
Common stock sold								8,867,953
Common Stock [Member] | ATM Agreement [Member]
Equity [Line Items]
Common stock sold										1,426,303
Shelf registration statement expiry date			Jul. 26, 2023
Repurchase Program [Member]
Equity [Line Items]
Repurchase of common stock (in shares)											729,034
Stock repurchase program, additional maturity period	2 years			2 years
Stock repurchase program, termination date				Mar. 18, 2024
Maximum [Member] | Common Stock [Member] | ATM Agreement [Member]
Equity [Line Items]
Common stock sold			200,000,000
Maximum [Member] | Repurchase Program [Member]
Equity [Line Items]
Purchase of common stock and warrants | $	$ 250,000,000			$ 50,000,000
Tranche One [Member]
Equity [Line Items]
Number of common stock for issuance in exchange for future services from founders						500,000
Remaining number of repurchased shares					183,095
Stock compensation expense | $							$ 0	$ 0	$ 31,000
Tranche Two [Member]
Equity [Line Items]
Number of common stock for issuance in exchange for future services from founders						500,000
Remaining number of repurchased shares					183,095