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Stockholders' Equity - Warrants to Purchase Common Shares - Additional Information (Detail) - Warrants [Member] - SWK [Member] - $ / shares |  |  | 3 Months Ended
--- | --- | --- | ---
Jun. 26, 2018 | Mar. 28, 2018 | Mar. 31, 2022
Senior Secured Term Loan [Member] |  |  |
Class Of Stock [Line Items] |  |  |
Warrants issued to purchase shares of common stock | 7,773 | 40,910 |
Exercise price of issued warrants | $ 19.30 | $ 11.00 |
Warrants exercise period | 7 years | 7 years |
Investor [Member] |  |  |
Class Of Stock [Line Items] |  |  |
Weighted average remaining life of lender warrants |  |  | 3 years

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- Definition Warrants exercise period. + References No definition available. + Details
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- Definition Warrants issued in connection with term loan facility. + References No definition available. + Details
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