Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies - Narrative (Details)

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Commitments and Contingencies - Narrative (Details) - Lufthansa - Astronics Advanced Electronic Systems Corp. - Patent Infringement - Germany - USD ($)
$ in Thousands
Apr. 11, 2018
Dec. 31, 2018
Loss Contingencies    
Claims sought $ 6,200  
Liability reserve   $ 1,000
Minimum    
Loss Contingencies    
Estimate of the value of the dispute   1,000
Maximum    
Loss Contingencies    
Estimate of the value of the dispute   $ 3,000