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Leases (table) (detail) - USD ($)
$ in Thousands
Mar. 31, 2017
Mar. 31, 2016
Operating Leases, Future Minimum Payments Due [Abstract]    
2018 $ 39,794  
2019 35,297  
2020 30,448  
2021 24,506  
2022 16,166  
2023-2031 14,136  
Total 160,347  
CapitalLeasesFutureMinimumPaymentsDueAbstract    
2018 6,307  
2019 6,306  
2020 6,307  
2021 6,307  
2022 6,307  
2023-2030 14,046  
Total 45,580  
Less interest 6,547  
Present value of minimum lease payments 39,033 $ 5,231
Amount due within one year 4,839  
Long-term capital lease obligations $ 34,194 $ 4,988