Acquisition (Details Textual) $ in Millions |
3 Months Ended | 12 Months Ended | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
May 14, 2018
USD ($)
Facility
|
Apr. 30, 2019
USD ($)
|
Jan. 31, 2019
USD ($)
|
Oct. 31, 2018
USD ($)
|
Jul. 31, 2018
USD ($)
|
Apr. 30, 2018
USD ($)
|
Jan. 31, 2018
USD ($)
|
Oct. 31, 2017
USD ($)
|
Jul. 31, 2017
USD ($)
|
Apr. 30, 2019
USD ($)
|
Apr. 30, 2018
USD ($)
|
Apr. 30, 2017
USD ($)
|
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Acquisition [Line Items] | ||||||||||||||
Cash payments for acquisitions | $ 1,903.0 | $ 0.0 | $ 0.0 | |||||||||||
Long-term debt, less current portion | [1] | $ 4,686.3 | $ 4,688.0 | 4,686.3 | 4,688.0 | |||||||||
Goodwill | 6,310.9 | 5,942.2 | 6,310.9 | 5,942.2 | 6,077.1 | |||||||||
Debt Instrument, Face Amount | 5,500.0 | 4,700.0 | 5,500.0 | 4,700.0 | ||||||||||
Net sales | 1,902.1 | $ 2,011.9 | $ 2,021.5 | $ 1,902.5 | 1,781.3 | $ 1,903.3 | $ 1,923.6 | $ 1,748.9 | 7,838.0 | 7,357.1 | 7,392.3 | |||
Operating Income | 928.6 | 1,044.0 | 1,042.6 | |||||||||||
Ainsworth [Member] | ||||||||||||||
Acquisition [Line Items] | ||||||||||||||
Cash payments for acquisitions | $ 1,900.0 | |||||||||||||
Goodwill | 617.8 | |||||||||||||
Commercial Paper | $ 400.0 | |||||||||||||
Number of facilities acquired | Facility | 2 | |||||||||||||
Net sales | 747.0 | |||||||||||||
Operating Income | $ 40.8 | |||||||||||||
Business Combination, Provisional Information, Initial Accounting Incomplete, Reasons | 10.9 | |||||||||||||
Goodwill deductible for tax purposes | $ 446.0 | 416.3 | $ 416.3 | |||||||||||
Goodwill, Purchase Accounting Adjustments | 64.1 | |||||||||||||
Term Loan Credit Agreement [Member] | Ainsworth [Member] | ||||||||||||||
Acquisition [Line Items] | ||||||||||||||
Debt Instrument, Face Amount | 1,500.0 | |||||||||||||
U.S. Retail Pet Foods [Member] | ||||||||||||||
Acquisition [Line Items] | ||||||||||||||
Goodwill | $ 2,442.3 | $ 1,824.5 | $ 2,442.3 | $ 1,824.5 | $ 1,969.5 | |||||||||
U.S. Retail Pet Foods [Member] | Ainsworth [Member] | ||||||||||||||
Acquisition [Line Items] | ||||||||||||||
Goodwill | $ 617.8 | |||||||||||||
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