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Stock Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2016	Mar. 31, 2016	Jun. 30, 2015	Mar. 31, 2015	Jun. 30, 2016	Jun. 30, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employees options granted					0
Stock-based compensation	$ 612		$ 1,058		$ 1,068	$ 2,485
Performance Based Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation	45		45		53	87
Nonvested unamortized stock-based compensation expense, value	226				$ 226
Nonvested unamortized stock-based compensation expense, contractual term					1 year 6 months
Incentive Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation	92		116		$ 181	231
Nonvested unamortized stock-based compensation expense, value	627		1,204		$ 627	$ 1,204
Nonvested unamortized stock-based compensation expense, contractual term					1 year 6 months	2 years 6 months
Performance Based Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation	$ 107		107		$ 140	$ 205
Nonvested unamortized stock-based compensation expense, contractual term					2 years 9 months 18 days	2 years
Number of shares granted to employees	52,170			7,500	52,170	7,500
Weighted Average Grant-Date Fair Value, Granted	$ 14.39			$ 10.96
Unamortized Stock-Based Compensation other than options	$ 1,079		$ 811		$ 1,079	$ 811
Cliff vesting date						Jan. 05, 2018
Targeted performance percentage	200.00%		200.00%		200.00%	200.00%
Performance Based Restricted Stock | Performance Based Shares Related to Net Income Weighted at 50%, Net Sales Weighted at 30%, Commencing January 1, 2016 and Ending December 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted Average Grant-Date Fair Value, Granted					$ 15.08
Performance Based Restricted Stock | Remaining 20% of Performance Based Shares are Based Upon AVD Stock Price Appreciation for the Period Commencing January 1, 2016 and Ending December 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted Average Grant-Date Fair Value, Granted					$ 11.63
Performance Based Restricted Stock | Vested on January 6, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cliff vesting date					Jan. 06, 2019
Performance Based Restricted Stock | Performance Based Shares Based Upon Financial Performance of Earnings before Interest Tax ("EBIT") and Net Sales Goal for the Period Commencing January 1, 2016 and Ending December 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of shares vesting based on Performance					80.00%	80.00%
Earnings before income tax goal weight, percentage					50.00%	50.00%
Net sales goal weight, percentage					30.00%	30.00%
Performance Based Restricted Stock | Performance Based Shares Based Upon AVD Stock Price Appreciation Over the Course of the Period Commencing January 1, 2016, Ending December 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of shares vesting based on Performance					20.00%	20.00%
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation	$ 368		$ 790		$ 694	$ 1,962
Nonvested unamortized stock-based compensation expense, contractual term					2 years	1 year 6 months
Number of shares granted to employees	140,541		21,005	30,000	140,541	51,005
Number of Shares, Vested	22,639	127,274	28,505	192,266
Number of years of service before cliff vesting					3 years	3 years
Weighted Average Grant-Date Fair Value, Granted	$ 15.08		$ 14.28	$ 11.42	$ 15.08	$ 12.60
Unamortized Stock-Based Compensation other than options	$ 3,119		$ 3,521		$ 3,119	$ 3,521
Restricted Stock | Vest after 90 days
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Vested						7,500
Restricted Stock | Vested immediately
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Vested					21,139	21,005
Restricted Stock | Vest after three years
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Vested					119,402

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
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Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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