Summary of Significant Accounting Policies - Additional Information (Detail) $ in Millions		1 Months Ended			3 Months Ended	9 Months Ended
	Oct. 08, 2021 shares	Oct. 31, 2021 shares	Aug. 31, 2021	Jan. 31, 2021 shares	Sep. 30, 2021 shares	Sep. 30, 2021 USD ($) Facility shares	Dec. 31, 2020 shares
Summary Of Significant Accounting Policies [Line Items]
Number of facilities for manufacture and distribution of products | Facility						4
Common stock, shares authorized					150,000,000	150,000,000	75,000,000
Additional cash based awards expense | $						$ 1.7
Tax benefit recognized						greater than 50%
2016 Long Term Incentive Plan [Member]
Summary Of Significant Accounting Policies [Line Items]
Awards granted vesting period						The time-based restricted stock shares will vest at the end of each one-year period at the rate of one-third per year for three years, vesting 100% at the end of three years.  See Note 2 concerning performance-based restricted stock awards
2016 Long Term Incentive Plan [Member] | Time Based Restricted Stock [Member]
Summary Of Significant Accounting Policies [Line Items]
Awards granted				799,499
Vesting period of shares				3 years
2016 Long Term Incentive Plan [Member] | Performance Based Restricted Stock [Member]
Summary Of Significant Accounting Policies [Line Items]
Awards granted				284,810
Special Dividend [Member]
Summary Of Significant Accounting Policies [Line Items]
Special dividend payable in shares			0.3
Additional cash based awards expense | $						$ 1.3
Special Dividend [Member] | Cost of Sales [Member]
Summary Of Significant Accounting Policies [Line Items]
Additional cash based awards expense | $						0.5
Special Dividend [Member] | SG&A [Member]
Summary Of Significant Accounting Policies [Line Items]
Additional cash based awards expense | $						$ 0.8
Special Dividend [Member] | Subsequent Event [Member]
Summary Of Significant Accounting Policies [Line Items]
Special dividend paid in common shares	9,100,000	9,100,000
Maximum [Member] | Common Stock [Member]
Summary Of Significant Accounting Policies [Line Items]
Issuance and sale of common stock upon the exchange of redeemable preferred shares					60,400,000