Credit Facility - Interest Rate Swaps (Details) - USD ($)
|
6 Months Ended |
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|
Apr. 30, 2018 |
Apr. 30, 2017 |
Nov. 01, 2018 |
Oct. 31, 2017 |
| Line of Credit Facility [Line Items] |
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|
|
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| Proceeds from termination of interest rate swaps |
$ 25,900,000
|
$ 0
|
|
|
| Net gains from cash flow hedges recorded in accumulated other comprehensive loss, net of tax |
18,600,000
|
|
|
$ 1,700,000
|
| Interest rate cash flow hedge gain (loss) to be reclassified during next 12 months, gross |
3,800,000
|
|
|
|
| Interest rate cash flow hedge gain (loss) to be reclassified during next 12 months, net |
1,500,000
|
|
|
|
| Accumulated Net Gain (Loss) from Cash Flow Hedges |
|
|
|
|
| Line of Credit Facility [Line Items] |
|
|
|
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| Tax related to amounts in accumulated other comprehensive loss |
$ 7,400,000
|
|
|
$ 1,200,000
|
| Subsequent Event | Interest Rate Swap, Maturity 4/30/2021 |
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|
|
|
| Line of Credit Facility [Line Items] |
|
|
|
|
| Notional amount |
|
|
$ 90,000,000
|
|
| Derivative, fixed interest rate (percent) |
|
|
2.8275%
|
|
| Subsequent Event | Interest Rate Swap, Maturity 10/31/2021 |
|
|
|
|
| Line of Credit Facility [Line Items] |
|
|
|
|
| Notional amount |
|
|
$ 90,000,000
|
|
| Derivative, fixed interest rate (percent) |
|
|
2.84%
|
|
| Subsequent Event | Interest Rate Swap, Maturity 4/30/2022 |
|
|
|
|
| Line of Credit Facility [Line Items] |
|
|
|
|
| Notional amount |
|
|
$ 130,000,000
|
|
| Derivative, fixed interest rate (percent) |
|
|
2.86%
|
|
| Subsequent Event | Interest Rate Swap, Maturity 9/1/2022 |
|
|
|
|
| Line of Credit Facility [Line Items] |
|
|
|
|
| Notional amount |
|
|
$ 130,000,000
|
|
| Derivative, fixed interest rate (percent) |
|
|
2.84%
|
|