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Product and Business Acquisitions - Schedule of Business Combination and the Purchase Consideration (Detail) - Monte Carlo Simulation - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Business Acquisition [Line Items] |  |
Liabilities assumed | $ (3,857) |
Preliminary Allocation [Member] |  |
Business Acquisition [Line Items] |  |
Trade receivables |  | $ 1,508
Inventory and other current assets |  | 5,698
Property, plant, and equipment |  | 73
Goodwill |  | 8,672
Liabilities assumed |  | (5,326)
Total |  | 18,847
Adjustments to Fair Value [Member] |  |
Business Acquisition [Line Items] |  |
Goodwill | (4,054) |
Liabilities assumed | (1,327) |
Total | (955) |
Final Allocation [Member] |  |
Business Acquisition [Line Items] |  |
Trade receivables | 1,508 |
Inventory and other current assets | 5,698 |
Property, plant, and equipment | 73 |
Goodwill | 4,618 |
Liabilities assumed | (6,653) |
Total | 17,892 |
Product Rights [Member] | Preliminary Allocation [Member] |  |
Business Acquisition [Line Items] |  |
Business combination recognized identifiable assets acquired and liabilities assumed intangibles |  | 6,395
Product Rights [Member] | Adjustments to Fair Value [Member] |  |
Business Acquisition [Line Items] |  |
Business combination recognized identifiable assets acquired and liabilities assumed intangibles | 1,932 |
Product Rights [Member] | Final Allocation [Member] |  |
Business Acquisition [Line Items] |  |
Business combination recognized identifiable assets acquired and liabilities assumed intangibles | 8,327 |
Trademarks [Member] | Preliminary Allocation [Member] |  |
Business Acquisition [Line Items] |  |
Business combination recognized identifiable assets acquired and liabilities assumed intangibles |  | 1,195
Trademarks [Member] | Adjustments to Fair Value [Member] |  |
Business Acquisition [Line Items] |  |
Business combination recognized identifiable assets acquired and liabilities assumed intangibles | (844) |
Trademarks [Member] | Final Allocation [Member] |  |
Business Acquisition [Line Items] |  |
Business combination recognized identifiable assets acquired and liabilities assumed intangibles | 351 |
Distribution Agreement | Adjustments to Fair Value [Member] |  |
Business Acquisition [Line Items] |  |
Business combination recognized identifiable assets acquired and liabilities assumed intangibles | 3,584 |
Distribution Agreement | Final Allocation [Member] |  |
Business Acquisition [Line Items] |  |
Business combination recognized identifiable assets acquired and liabilities assumed intangibles | 3,584 |
Customer Relationships | Preliminary Allocation [Member] |  |
Business Acquisition [Line Items] |  |
Business combination recognized identifiable assets acquired and liabilities assumed intangibles |  | $ 632
Customer Relationships | Adjustments to Fair Value [Member] |  |
Business Acquisition [Line Items] |  |
Business combination recognized identifiable assets acquired and liabilities assumed intangibles | (246) |
Customer Relationships | Final Allocation [Member] |  |
Business Acquisition [Line Items] |  |
Business combination recognized identifiable assets acquired and liabilities assumed intangibles | $ 386 |

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