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Goodwill - Summary of Changes in Carrying Amount of Goodwill (Detail) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended |
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Apr. 04, 2015
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| Goodwill [Line Items] | |
| Beginning balance | $ 100,153us-gaap_Goodwill |
| Acquisition | 20,325us-gaap_GoodwillAcquiredDuringPeriod |
| Foreign Currency Translation | (848)us-gaap_GoodwillTranslationAdjustments |
| Ending balance | 119,630us-gaap_Goodwill |
| Aerospace Segment [Member] | |
| Goodwill [Line Items] | |
| Beginning balance |
100,153us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = atro_AerospaceSegmentMember |
| Acquisition |
20,325us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementBusinessSegmentsAxis = atro_AerospaceSegmentMember |
| Foreign Currency Translation |
(848)us-gaap_GoodwillTranslationAdjustments / us-gaap_StatementBusinessSegmentsAxis = atro_AerospaceSegmentMember |
| Ending balance |
$ 119,630us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = atro_AerospaceSegmentMember |
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- Definition
Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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