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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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Number of shares authorized for issuance under share-based payment arrangement.

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Equity Incentive Plans, Equity Inducement Plans, Employee Stock Purchase Plan and Stock-Based Compensation - Additional Information (Details) - USD ($) $ in Millions			6 Months Ended
	Sep. 26, 2018	Sep. 25, 2018	Jun. 30, 2026	Jan. 01, 2026	Dec. 31, 2025	May 31, 2025	Feb. 28, 2023	Aug. 31, 2022	Aug. 04, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Reserved common stock			2,398,948		2,094,228
Restricted Stock Units
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares vesting period			4 years
2018 Equity Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Reserved common stock		230,000
Annual increase period of common stock reserved for issuance		10 years
Maximum number of shares issuable				429,215
2018 Equity Incentive Plan \| Restricted Stock Units
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total unrecognized compensation cost related to unvested granted			$ 6.6
Remaining unrecognized compensation cost expected to be recognized over weighted-average period			2 years 6 months
2018 Equity Incentive Plan \| Employee Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Total unrecognized compensation cost related to unvested granted			$ 10.8
Remaining unrecognized compensation cost expected to be recognized over weighted-average period			3 years
2018 Equity Incentive Plan \| Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Increase in stock reserved for issuance as percentage of capital stock outstanding on last day of preceding year		5.00%
2021 Equity Inducement Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Reserved common stock									75,000
Amended and Restated 2021 Equity Inducement Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Reserved common stock			425,000			225,000	50,000	75,000
2018 Equity Incentive Plan and 2021 Equity Inducement Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares available for grant			470,497
2018 Employee Stock Purchase Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Reserved common stock	23,000
Annual increase period of common stock reserved for issuance	10 years
Maximum number of shares issuable	305,000		245,912
Shares available for grant			59,088
2018 Employee Stock Purchase Plan \| Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Increase in stock reserved for issuance as percentage of capital stock outstanding on last day of preceding year	1.00%