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Significant Accounting Policies (Tables)
12 Months Ended
Oct. 31, 2019
Accounting Policies [Abstract]  
Fair Value Measurements The fair value and carrying value of the Company's borrowings under its revolving credit facility were as follows:
October 31, 2019October 31, 2018
Fair ValueCarrying ValueFair ValueCarrying Value
Total Debt (in millions)$53.3  $55.0  $—  $—