Debt - Long Term Debt Under Credit Facility (Details) - USD ($) $ in Millions	Jan. 31, 2022	Oct. 31, 2021
Debt Instrument [Line Items]
Total long-term debt	$ 162.0	$ 164.3
Less debt issuance costs	(0.3)	(0.4)
Long-term debt, net of debt issuance costs	161.7	163.9
Less current portion of long-term debt	(8.8)	(8.8)
Long-term debt, net of current portion	152.9	155.1
Revolving Line of Credit \| Line of Credit
Debt Instrument [Line Items]
Total long-term debt	$ 0.0	$ 0.0
Interest rate	1.86%	1.84%
Senior Term Loan A-1 \| Secured Debt
Debt Instrument [Line Items]
Total long-term debt	$ 88.1	$ 90.0
Interest rate	1.86%	1.84%
Senior Term Loan A-2 \| Secured Debt
Debt Instrument [Line Items]
Total long-term debt	$ 72.6	$ 72.8
Interest rate	2.36%	2.34%
Notes Payable, BoA \| Secured Debt
Debt Instrument [Line Items]
Total long-term debt	$ 1.3	$ 1.5
Interest rate	3.96%	3.96%

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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