Astronics Corporation Quarterly report pursuant to Section 13 or 15(d)

Fair Value - Financial Assets and Liabilities Carried at Fair Value Measured on Recurring Basis (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 27, 2014	Dec. 31, 2013
Current Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swaps	$ (77)
Acquisition contingent consideration	(2,280)	(137)
Other Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swaps		(107)
Acquisition contingent consideration	(3,784)	(5,709)
Level 2 [Member] \| Current Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swaps	(77)
Level 2 [Member] \| Other Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest rate swaps		(107)
Level 3 [Member] \| Current Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Acquisition contingent consideration	(2,280)	(137)
Level 3 [Member] \| Other Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Acquisition contingent consideration	$ (3,784)	$ (5,709)