Commitments and Contingencies (Details)	12 Months Ended
Dec. 31, 2019
Employee Benefit Plan
Maximum employees contribution (as a percent)	50.00%
Vesting period	4 years
License Agreement \| Purdue Neuroscience Company
License agreement
Expiration period of obligation to pay royalties	10 years

The vesting period for employer contributions to become full vested for participants from the employees commencement of employment.

No definition available.

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