Quarterly report pursuant to Section 13 or 15(d)

Business Segments and Customer Information - Segment Information (Details)

v3.20.1
Business Segments and Customer Information - Segment Information (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2020
USD ($)
segment
lease_renewal_periods
Mar. 31, 2019
USD ($)
Segment Reporting [Abstract]    
Number of reportable operating segments | segment 3  
Segment Reporting Information [Line Items]    
Revenues $ 177,418 $ 169,919
Operating income 9,734 11,813
Loss on sale of a business entity and certain assets (7,536) 0
Gain on sale of property 1,108 0
Miami, Florida    
Segment Reporting Information [Line Items]    
Sale-leaseback agreement, net book value 1,300  
Sale-leaseback agreement, gain (loss) $ 2,600  
Lease term 6 years  
Number of renewal options | lease_renewal_periods 2  
Lease renewal term 5 years  
Gain on sale of property $ 200  
Aviation    
Segment Reporting Information [Line Items]    
Revenues 58,080 49,370
Aviation | Miami, Florida    
Segment Reporting Information [Line Items]    
Gain on sale of property 1,100  
Fleet    
Segment Reporting Information [Line Items]    
Revenues 53,204 51,704
Federal and Defense    
Segment Reporting Information [Line Items]    
Revenues 66,134 68,845
Operating Segments | Aviation    
Segment Reporting Information [Line Items]    
Revenues 58,080 49,370
Operating income (1,880) 3,048
Operating Segments | Fleet    
Segment Reporting Information [Line Items]    
Revenues 53,204 51,704
Operating income 6,906 6,988
Operating Segments | Federal and Defense    
Segment Reporting Information [Line Items]    
Revenues 66,134 68,845
Operating income 4,924 3,385
Corporate/unallocated expenses    
Segment Reporting Information [Line Items]    
Operating income (216) $ (1,608)
Prime Turbines    
Segment Reporting Information [Line Items]    
Loss on sale of a business entity and certain assets (7,500)  
Prime Turbines | Aviation    
Segment Reporting Information [Line Items]    
Loss on sale of a business entity and certain assets $ (7,500)