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Summary of Significant Accounting Policies - Additional Information (Detail) |  | 3 Months Ended |
--- | --- | --- | ---
Dec. 31, 2016 USD ($) shares | Mar. 31, 2017 USD ($) Facility shares | Mar. 31, 2016 USD ($) | Jan. 01, 2017 USD ($)
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Number of facilities for manufacture and distribution of products | Facility |  | 4 |  |
Stock-based compensation expense |  | $ 1,200,000 | $ 900,000 |
ASU No. 2016-09 [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Cumulative effect recorded as deferred tax asset |  |  |  | $ 1,100,000
Number of estimated forfeitures on outstanding equity awards | shares | 0 |  |  |
Accounting pronouncements adjustment on forfeiture | $ 0 |  |  |
2017 Restricted Stock [Member] | 2016 Plan [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Number of shares granted | shares |  | 136,142 |  |
Restricted stock, vesting period |  | 3 years |  |
Restricted stock, vesting percentage |  | 33.33% |  |
Restricted stock, vesting description |  | Most of the 2017 Restricted Stock vest at the end of each one-year period at a rate of one-third per year for three years. |  |

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