Share-Based Compensation Plans - Summary of Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2025	Dec. 31, 2024
Share-Based Payment Arrangement [Abstract]
Number of Stock Options, Outstanding at beginning of period	16,120,919
Number of Stock Options, Granted	67,500
Number of Stock Options, Forfeited	(158,196)
Number of Stock Options, Expired	(640,103)
Number of Stock Options, Outstanding at end of period	15,390,120	16,120,919
Number of Stock Options, Exercisable at March 31, 2025	11,163,455
Weighted average remaining contractual life (in years), Outstanding	5 years 9 months 29 days	5 years 10 months 24 days
Weighted average remaining contractual life (in years), Exercisable	4 years 9 months 25 days
Weighted Average Exercise Price (per share), Outstanding at beginning of period	$ 3.13
Weighted Average Exercise Price (per share), Granted	0.79
Weighted Average Exercise Price (per share), Forfeited	2.16
Weighted Average Exercise Price (per share), Expired	4.46
Weighted Average Exercise Price (per share), Outstanding at end of period	3.08	$ 3.13
Weighted Average Exercise Price (per share), Exercisable at March 31, 2025	$ 3.56
Aggregate intrinsic value, Outstanding at beginning of period	$ 32
Aggregate intrinsic value, Outstanding at end of period	6	$ 32
Aggregate intrinsic value, Exercisable at March 31, 2025	$ 6

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Gross number of share options (or share units) granted during the period.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
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-Section 50
-Paragraph 2
-Publisher FASB
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Number of options outstanding, including both vested and non-vested options.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest exercisable or convertible options. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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

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Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.

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