Increase in common stock capital shares reserved for future issuance.

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Increase in number of shares reserved for issuance, percent of common stock outstanding.

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Aggregate number of common shares reserved for future issuance.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Intrinsic value of vested award under share-based payment arrangement. Excludes share and unit options.

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Weighted-average contractual term remaining for option award outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Stock-based Compensation Expense - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions						3 Months Ended			6 Months Ended		12 Months Ended
	Jan. 01, 2026	Jun. 17, 2024	May 18, 2023	Mar. 08, 2023	Jul. 02, 2019	Jun. 30, 2026	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025	Dec. 31, 2024	Feb. 28, 2022
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares reserved for future issuance						22,165,435			22,165,435		29,445,464	26,673,185
Unrecognized stock-based compensation expense						$ 22.3			$ 22.3		$ 22.1
Unrecognized stock-based compensation expense, weighted average period expect to recognized									2 years 3 months 29 days		2 years 3 months 18 days
2019 Employee Stock Purchase Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares reserved for future issuance					252,142	2,441,771			2,441,771		2,031,072
Increase in number of shares reserved for issuance (shares)	428,571				428,571
Increase in number of shares reserved for issuance, percent of common stock outstanding					1.00%
Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares reserved for future issuance						11,633,080			11,633,080		11,645,843	9,354,699
2016 Stock Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares reserved for future issuance						0			0		0	0
2019 Stock Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares reserved for future issuance					2,017,142	6,195,194			6,195,194		4,779,386
Increase in number of shares reserved for issuance (shares)	2,000,000				2,000,000
Increase in number of shares reserved for issuance, percent of common stock outstanding					4.00%
Grants Outside of 2016 Stock Incentive Plan and 2019 Stock Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Aggregate intrinsic value of restricted stock awards vested											$ 0.1	$ 0.2
2022 Inducement Stock Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares reserved for future issuance						1,877,867			1,877,867		1,308,484		1,750,000
Increase in number of shares reserved for issuance (shares)		1,000,000	1,400,000	2,000,000
Weighted average grant date fair value						$ 4.12		$ 5.11	$ 8.39	$ 3.83	$ 4.28	$ 6.31
Total intrinsic value of stock options exercised						$ 0.1	$ 0.2		$ 0.2	$ 0.2	$ 4.5	$ 1.4
2022 Inducement Stock Incentive Plan \| Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period									4 years		4 years
Contractual term									10 years		10 years