XML 73 R63.htm IDEA: XBRL DOCUMENT v3.19.2
Segment Reporting Deprecation and Amortization Expense (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Segment Reporting Information [Line Items]        
Depreciation $ 2,114 $ 1,728 $ 4,207 $ 3,256
Amortization expense 247 257 495 518
Operating Segments | Mobile Connectivity        
Segment Reporting Information [Line Items]        
Depreciation 1,669 1,346 3,339 2,481
Amortization expense 247 257 495 518
Operating Segments | Intertial Navigation        
Segment Reporting Information [Line Items]        
Depreciation 307 254 594 506
Amortization expense 0 0 0 0
Unallocated        
Segment Reporting Information [Line Items]        
Depreciation 138 128 274 269
Amortization expense $ 0 $ 0 $ 0 $ 0