DERIVATIVES - Outstanding Swap Contracts (Details) - USD ($) $ in Millions	Oct. 31, 2020	Aug. 03, 2015
Derivative [Line Items]
Derivative, notional amount	$ 1,486.0
Interest Rate Swap Due April 15, 2022
Derivative [Line Items]
Derivative, notional amount	$ 100.0
Derivative, forward interest rate	2.3645%
Interest Rate Swap Due June 30, 2022
Derivative [Line Items]
Derivative, notional amount	$ 100.0
Derivative, forward interest rate	2.217%
Interest Rate Swap Due June 30, 2022
Derivative [Line Items]
Derivative, notional amount	$ 50.0
Derivative, forward interest rate	2.184%
Interest Rate Swap Due August 15, 2022
Derivative [Line Items]
Derivative, notional amount	$ 36.0
Derivative, forward interest rate	1.795%
Interest Rate Swap Due October 31, 2022
Derivative [Line Items]
Derivative, notional amount	$ 100.0
Derivative, forward interest rate	2.8915%
Interest Rate Swap Due October 31, 2022
Derivative [Line Items]
Derivative, notional amount	$ 50.0
Derivative, forward interest rate	2.4678%
Interest Rate Swap Due October 31, 2022
Derivative [Line Items]
Derivative, notional amount	$ 50.0
Derivative, forward interest rate	2.5255%
Interest Rate Swap Due March 31, 2023
Derivative [Line Items]
Derivative, notional amount	$ 150.0
Derivative, forward interest rate	2.895%
Interest Rate Swap Due March 31, 2023
Derivative [Line Items]
Derivative, notional amount	$ 50.0
Derivative, forward interest rate	2.5292%
Interest Rate Swap Due September 30, 2023
Derivative [Line Items]
Derivative, notional amount	$ 50.0
Derivative, forward interest rate	2.8315%
Interest Rate Swap Due October 31, 2023
Derivative [Line Items]
Derivative, notional amount	$ 100.0
Derivative, forward interest rate	2.921%
Interest Rate Swap Due March 28, 2024
Derivative [Line Items]
Derivative, notional amount	$ 100.0
Derivative, forward interest rate	2.477%
Interest Rate Swap Due March 28, 2024
Derivative [Line Items]
Derivative, notional amount	$ 100.0
Derivative, forward interest rate	2.542%
Interest Rate Swap Due October 31, 2024
Derivative [Line Items]
Derivative, notional amount	$ 100.0
Derivative, forward interest rate	2.848%
Interest Rate Swap Due October 31, 2024
Derivative [Line Items]
Derivative, notional amount	$ 100.0
Derivative, forward interest rate	2.501%
Interest Rate Swap Due October 31, 2024
Derivative [Line Items]
Derivative, notional amount	$ 50.0
Derivative, forward interest rate	2.521%
Interest Rate Swap Due October 22, 2025
Derivative [Line Items]
Derivative, notional amount	$ 50.0
Derivative, forward interest rate	2.955%
Interest Rate Swap Due October 22, 2025
Derivative [Line Items]
Derivative, notional amount	$ 50.0
Derivative, forward interest rate	2.959%
Interest Rate Swap Due October 22, 2025
Derivative [Line Items]
Derivative, notional amount	$ 50.0
Derivative, forward interest rate	2.958%
Interest Rate Swap Due October 22, 2025
Derivative [Line Items]
Derivative, notional amount	$ 50.0
Derivative, forward interest rate	2.5558%
Interest Rate Swap
Derivative [Line Items]
Derivative, notional amount	$ 504.0
Quarterly notional principal reduction		$ 1.0