Equity Plan Awards - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive Stock Option Plans, Options granted		277,025
Stock-based compensation expense	$ 3,881	$ 4,153	$ 3,819
Performance Based Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of option shares vest on anniversary of grant date	58,410	107,689
Number of Shares, Granted		107,689
Targeted performance percentage		200.00%
Performance Based Options \| Performance based stock options based upon financial performance of earnings before interest and tax ("EBIT") and net sales goal for the period commencing January 1, 2015 and ending December 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of shares vesting based on Performance		80.00%
Earnings before income tax goal weight, percentage		50.00%
Net sales goal weight, percentage		30.00%
Performance Based Options \| Performance based stock options based upon AVD stock price appreciation over the course of the period commencing January 1, 2015 and ending December 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of shares vesting based on Performance		20.00%
Equity Incentive Plan Nineteen Ninety Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of securities remaining available for future issuance	902,000
Incentive Stock Option Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Option Exercisable Maximum Period	10 years
Option Exercise Price as Percentage of Fair Value of Common Stock	10.00%
Option exercise price as percentage of fair value of common stock	110.00%
Total intrinsic value of options exercised	$ 361	$ 1,480	2,365
Cash received from stock option exercised	$ 480	$ 849	$ 946
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Vested	239,771	35,812
Weighted Average Grant-Date Fair Value, Granted	$ 12.68	$ 14.81	$ 30.91
Number of forfeited common stock that is granted	31,431	20,772
Number of Shares, Granted	73,201	240,724
Stock-based compensation expense	$ 2,972	$ 3,963	$ 2,965
Unamortized stock-based compensation expense	$ 2,153	$ 4,829	$ 5,435
Nonvested unamortized stock-based compensation expense, contractual term	1 year 3 months 18 days	1 year 9 months 18 days	1 year 10 months 24 days
Restricted Stock \| Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option granted vesting period		3 years	3 years
Number of restricted common stock issued to employees and non-executive board members	73,201	240,724	162,336
Number of years of service before cliff vesting	3 years
The total fair value recognized over the vesting period	$ 928	$ 3,566	$ 5,018
Number of forfeited common stock that is granted	31,431	20,772	11,999
Restricted Stock \| Common Stock \| Vested immediately
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Vested	21,005
Restricted Stock \| Common Stock \| Vest after 90 days
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Vested	7,500
Restricted Stock \| Common Stock \| Vest one-third each year
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Vested	3,196
Restricted Stock \| Minimum \| Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted Average Grant-Date Fair Value, Granted	$ 11.42	$ 13.84	$ 23.43
Restricted Stock \| Maximum \| Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted Average Grant-Date Fair Value, Granted	14.28	14.92	$ 31.83
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of years of service before cliff vesting			3 years
Weighted Average Grant-Date Fair Value, Granted	$ 11.38	$ 14.51
Number of forfeited common stock that is granted	10,200
Number of Shares, Granted	10,696	79,270	24,637
Cliff vesting date		May 23, 2017
Targeted performance percentage	200.00%	200.00%	200.00%
Stock-based compensation expense	$ 329	$ 168	$ 90
Unamortized stock-based compensation expense	$ 583	$ 1,249	$ 564
Nonvested unamortized stock-based compensation expense, contractual term	1 year 6 months	2 years 1 month 6 days	2 years 4 months 24 days
Performance Shares \| Vest on January 5, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Granted	7,500
Cliff vesting date	Jan. 05, 2018
Performance Shares \| Vest on August 1, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Granted	3,196
Cliff vesting date	Aug. 01, 2018
Performance Shares \| Performance Based Shares Based Upon Financial Performance of Earnings before Interest Tax ("EBIT") and Net Sales Goal for the Period Commencing January 1, 2015 and Ending December 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted Average Grant-Date Fair Value, Granted		$ 14.92
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 Shares \| Performance Based Shares Based Upon AVD Stock Price Appreciation Over the Course of the Period Commencing January 1, 2015, Ending December 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted Average Grant-Date Fair Value, Granted		$ 12.85
Percentage of shares vesting based on Performance	20.00%	20.00%
Performance Shares \| Performance Based Shares Related to Net Income Weighted at 50%, Net Sales Weighted at 30%, Commencing January 1, 2015 and Ending December 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted Average Grant-Date Fair Value, Granted	$ 11.86		$ 30.13
Percentage of shares vesting based on Performance			80.00%
Performance Shares \| Remaining 20% of Performance Based Shares are Based Upon AVD Stock Price Appreciation for the Period Commencing January 1, 2015 and Ending December 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted Average Grant-Date Fair Value, Granted	$ 9.48		$ 15.31
Percentage of shares vesting based on Performance			20.00%
Incentive Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive Stock Option Plans, Options granted	0	277,025	0
Stock option granted vesting period		3 years
Incentive Stock Options \| First Anniversary
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of option shares vest on anniversary of grant date		26,483
Incentive Stock Options \| Second Anniversary
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of option shares vest on anniversary of grant date		26,483
Incentive Stock Options \| Third Anniversary
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of option shares vest on anniversary of grant date		26,483

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Share Based Compensation Arrangement By Share Payment Option Exercisable Maximum Period

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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation.

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The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately.

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Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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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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The weighted average fair value at grant date for nonvested equity-based awards issued 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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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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Gross number of share options (or share units) granted during the period.

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As of the balance sheet date, the number of shares into which fully vested and expected to vest stock options outstanding can be converted under the option plan.

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Percentage of vesting of share-based compensation awards.

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