XML 85 R51.htm IDEA: XBRL DOCUMENT v3.8.0.1
Composition of Certain Balance Sheet Accounts - Accrued Liabilities (Detail) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Accrued Liabilities, Current [Abstract]    
Employee compensation and benefits $ 16,865 $ 25,621
Airborne equipment and installation costs 24,551 44,059
Airline related accrued liabilities 17,146 13,566
Accrued interest 22,694 47,649
Accrued revenue share 12,768 17,339
Other 69,497 53,581
Total accrued liabilities $ 163,521 $ 201,815