Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information (USD $)
12 Months Ended
Dec. 31, 2014
Jan. 31, 2015
Jun. 30, 2014
Document Information [Line Items]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2014    
Document Fiscal Year Focus 2014    
Document Fiscal Period Focus FY    
Trading Symbol ATRO    
Entity Registrant Name ASTRONICS CORP    
Entity Central Index Key 0000008063    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer No    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Filer Category Large Accelerated Filer    
Entity Common Stock, Shares Outstanding   21,957,218dei_EntityCommonStockSharesOutstanding  
Entity Public Float     $ 890,526,577dei_EntityPublicFloat
Common Class Undefined [Member]      
Document Information [Line Items]      
Entity Common Stock, Shares Outstanding   16,652,188dei_EntityCommonStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= atro_CommonClassUndefinedMember
Convertible Class B Stock [Member]      
Document Information [Line Items]      
Entity Common Stock, Shares Outstanding   5,305,030dei_EntityCommonStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember