Annual report pursuant to Section 13 and 15(d)

Goodwill and Other Intangible Assets - Schedule of Definite-Lived Assets (Details)

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Goodwill and Other Intangible Assets - Schedule of Definite-Lived Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2018
Mar. 31, 2017
Schedule of Acquired Indefinite-Lived and Finite-Lived Intangible Assets [Line Items]    
Net carrying amount, finite-lived intangibles $ 107,152  
Intangible assets, net 151,434 $ 86,178
CHS Transactions    
Schedule of Acquired Indefinite-Lived and Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount, intangibles 240,626 157,103
Accumulated amortization, intangibles 89,192 70,925
Intangible assets, net 151,434 86,178
CHS Transactions | Products    
Schedule of Acquired Indefinite-Lived and Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount, finite-lived intangibles 64,611 0
Accumulated Amortization 2,719 0
Net carrying amount, finite-lived intangibles 61,892 0
CHS Transactions | Trademarks    
Schedule of Acquired Indefinite-Lived and Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount, finite-lived intangibles 46,156 44,563
Accumulated Amortization 832 521
Net carrying amount, finite-lived intangibles 45,324 44,042
CHS Transactions | Developed Technology Rights    
Schedule of Acquired Indefinite-Lived and Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount, finite-lived intangibles 10,160 9,796
Accumulated Amortization 4,106 3,454
Net carrying amount, finite-lived intangibles 6,054 6,342
CHS Transactions | Customer relationships    
Schedule of Acquired Indefinite-Lived and Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount, finite-lived intangibles 113,378 99,676
Accumulated Amortization 77,646 64,682
Net carrying amount, finite-lived intangibles 35,732 34,994
CHS Transactions | Other Intangible Assets    
Schedule of Acquired Indefinite-Lived and Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount, finite-lived intangibles 5,863 2,626
Accumulated Amortization 3,889 2,268
Net carrying amount, finite-lived intangibles 1,974 358
CHS Transactions | Certification Marks    
Schedule of Acquired Indefinite-Lived and Finite-Lived Intangible Assets [Line Items]    
Indefinite-Lived Intangible Assets (Excluding Goodwill) $ 458 $ 442