XML 111 R61.htm IDEA: XBRL DOCUMENT v3.19.3
VARIABLE INTEREST ENTITIES AND OTHER INVESTMENTS IN SIGNIFICANT AFFILIATES Other Significant Affiliates - Unconsolidated (Details)
$ in Thousands
1 Months Ended 12 Months Ended
Apr. 30, 2017
USD ($)
Apr. 30, 2016
USD ($)
Apr. 30, 2015
USD ($)
Mar. 31, 2019
USD ($)
aircraft
Mar. 31, 2018
USD ($)
Mar. 31, 2017
USD ($)
Mar. 31, 2014
USD ($)
Schedule of Equity Method Investments [Line Items]              
Number of aircraft operated | aircraft       378      
Payment of contingent consideration       $ 0 $ 0 $ 10,000  
Investment in unconsolidated affiliates       118,203 131,527    
Impairment of investment in unconsolidated affiliates       $ 0 $ 85,683 0  
Cougar              
Schedule of Equity Method Investments [Line Items]              
Equity Method Investment, Ownership Percentage       40.00% 40.00%    
Business acquisition, percentage of voting interests acquired       25.00% 25.00%    
Number Of Aircraft Leased From Affiliates | aircraft       8      
Potential earn-out payments       $ 40,000      
Business combination contingent consideration arrangement terms       3 years      
Payment of contingent consideration $ 16,000 $ 10,000 $ 8,000       $ 6,000
Investment in unconsolidated affiliates       $ 58,047 $ 59,366    
Reporting Of Unconsolidated Affiliate Earnings, Time Difference       3 months      
Related Party Transaction, Expenses from Transactions with Related Party       $ 500 500 1,400  
Cougar | VIH Aviation Group              
Schedule of Equity Method Investments [Line Items]              
Costs and Expenses, Related Party       16,100 19,300 12,500  
Cougar | VIH Aerospace              
Schedule of Equity Method Investments [Line Items]              
Related Party Transaction, Purchases from Related Party           500  
Cougar | VIH Helicopters USA              
Schedule of Equity Method Investments [Line Items]              
Costs and Expenses, Related Party       $ 200 $ 200 $ 100  
Lider              
Schedule of Equity Method Investments [Line Items]              
Equity Method Investment, Ownership Percentage       41.90% 41.90%    
Business acquisition, percentage of voting interests acquired       20.00% 20.00%    
Investment in unconsolidated affiliates       $ 50,784 $ 62,267    
Impairment of investment in unconsolidated affiliates       $ 85,700      
Lider | Aircraft              
Schedule of Equity Method Investments [Line Items]              
Number of aircraft operated | aircraft       43      
Lider | Fixed wing aircraft              
Schedule of Equity Method Investments [Line Items]              
Number of aircraft operated | aircraft       23      
Petroleum Air Services              
Schedule of Equity Method Investments [Line Items]              
Equity Method Investment, Ownership Percentage       25.00% 25.00%    
Investment in unconsolidated affiliates       $ 6,286 $ 6,286    
Number Of Aicraft Owned | aircraft       48