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Summary of Significant Accounting Policies Goodwill (Details) | 7 Months Ended
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Jul. 31, 2018
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Number of Reporting Units | 7

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- Definition Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment. + References No definition available. + Details
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