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Related Party Transactions - Additional Information (Detail) - USD ($) | 1 Months Ended | 3 Months Ended
--- | --- | ---
Feb. 28, 2021 | Mar. 28, 2021
Related Party Transaction [Line Items] |  |
Stock Issued During Period, Value, New Issues |  | $ 14,940,000
Warrants [Member] |  |
Related Party Transaction [Line Items] |  |
Stock Issued During Period, Value, New Issues |  | $ 2,566,000
Private Placement [Member] | Minimum [Member] |  |
Related Party Transaction [Line Items] |  |
Ownership percentage related party | 5.00% |
Private Placement [Member] | Maximum [Member] |  |
Related Party Transaction [Line Items] |  |
Ownership percentage related party | 8.50% |
Private Placement [Member] | 180 Degree Capital Corp [Member] |  |
Related Party Transaction [Line Items] |  |
Issuance of common stock | 201,514 |
Private Placement [Member] | 180 Degree Capital Corp [Member] | Warrants [Member] |  |
Related Party Transaction [Line Items] |  |
Issuance of common stock | 80,605 |
Stock Issued During Period, Value, New Issues | $ 1,000,000.0 |
Private Placement [Member] | B&W Pension Trust [Member] |  |
Related Party Transaction [Line Items] |  |
Issuance of common stock | 164,875 |
Private Placement [Member] | B&W Pension Trust [Member] | Warrants [Member] |  |
Related Party Transaction [Line Items] |  |
Issuance of common stock | 65,950 |
Stock Issued During Period, Value, New Issues | $ 800,000 |
Private Placement [Member] | Agman Investments LLC [Member] |  |
Related Party Transaction [Line Items] |  |
Issuance of common stock | 223,904 |
Private Placement [Member] | Agman Investments LLC [Member] | Warrants [Member] |  |
Related Party Transaction [Line Items] |  |
Issuance of common stock | 89,561 |
Stock Issued During Period, Value, New Issues | $ 1,100,000 |
Private Placement [Member] | Ancora Holdings Inc [Member] |  |
Related Party Transaction [Line Items] |  |
Issuance of common stock | 366,389 |
Private Placement [Member] | Ancora Holdings Inc [Member] | Warrants [Member] |  |
Related Party Transaction [Line Items] |  |
Issuance of common stock | 146,555 |
Stock Issued During Period, Value, New Issues | $ 1,800,000 |
Private Placement [Member] | Lakes Investment Fund, LLC [Member] |  |
Related Party Transaction [Line Items] |  |
Issuance of common stock | 193,372 |
Private Placement [Member] | Lakes Investment Fund, LLC [Member] | Warrants [Member] |  |
Related Party Transaction [Line Items] |  |
Issuance of common stock | 77,348 |
Stock Issued During Period, Value, New Issues | $ 900,000 |
Private Placement [Member] | Intrinsic Investment Holdings, LLC [Member] |  |
Related Party Transaction [Line Items] |  |
Issuance of common stock | 407,099 |
Stock Issued During Period, Value, New Issues | $ 2,000,000.0 |

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