Annual report pursuant to Section 13 and 15(d)

Acquisitions - Preliminary Allocation of Purchase Price Based on Appraised Fair Values (Detail)

v2.4.1.9
Acquisitions - Preliminary Allocation of Purchase Price Based on Appraised Fair Values (Detail) (Astronics Test Systems [Member], USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Astronics Test Systems [Member]
 
Business Acquisition [Line Items]  
Accounts Receivable $ 10,593us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables
/ us-gaap_BusinessAcquisitionAxis
= atro_AstronicsTestSystemsMember
Inventory 58,796us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory
/ us-gaap_BusinessAcquisitionAxis
= atro_AstronicsTestSystemsMember
Other Current and Non-current Assets 725us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
/ us-gaap_BusinessAcquisitionAxis
= atro_AstronicsTestSystemsMember
Fixed Assets 17,100us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets
/ us-gaap_BusinessAcquisitionAxis
= atro_AstronicsTestSystemsMember
Purchased Intangible Assets 10,123us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
/ us-gaap_BusinessAcquisitionAxis
= atro_AstronicsTestSystemsMember
Current Portion of Long Term Debt (1,124)us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesLongTermDebt
/ us-gaap_BusinessAcquisitionAxis
= atro_AstronicsTestSystemsMember
Accounts Payable (11,303)us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
/ us-gaap_BusinessAcquisitionAxis
= atro_AstronicsTestSystemsMember
Accrued Expenses and Other Current Liabilities (3,489)us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther
/ us-gaap_BusinessAcquisitionAxis
= atro_AstronicsTestSystemsMember
Long-term Debt (11,976)us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt
/ us-gaap_BusinessAcquisitionAxis
= atro_AstronicsTestSystemsMember
Total Purchase Price $ 69,445us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet
/ us-gaap_BusinessAcquisitionAxis
= atro_AstronicsTestSystemsMember