Annual report pursuant to Section 13 and 15(d)

Profit Sharing/401(k) Plan (Detail)

v3.6.0.2
Profit Sharing/401(k) Plan (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Astronics Plan      
Share-based Compensation Arrangement by Share-based Payment Award      
Defined contribution plan charges recognized $ 6.7 $ 6.3 $ 5.1