DERIVATIVE FINANCIAL INSTRUMENTS (Tables)

6 Months Ended

Mar. 31, 2020

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of derivative instruments in the Consolidated Balance Sheets

The fair value of our derivative instruments included in the Consolidated Balance Sheets, which was determined using level 2 inputs, was as follows:

		Derivative Assets				Derivative Liabilities
	Consolidated Balance Sheet Location	March 31, 2020		September 30, 2019		March 31, 2020		September 30, 2019
Derivatives designated as hedging instruments
Interest rate swap contract	Accrued expenses, income taxes payable and other current liabilities	$	—	$	—	$	12,410	$	5,351
	Other long-term liabilities	$	—	$	—	$	28,585	$	18,841
Derivatives not designated as hedging instruments
Foreign exchange contracts	Accrued expenses, income taxes payable and other current liabilities	$	—	$	—	$	458	$	52

Schedule of derivative instruments on Consolidated Statements of Income

The following table summarizes the effect of our derivative instruments on our Consolidated Statements of Income for the three and six months ended March 31, 2020 and 2019:

		Gain (Loss) Recognized in Statement of Income
		Three Months Ended March 31,				Six Months Ended March 31,
	Statement of Income Location	2020		2019		2020		2019
Derivatives not designated as hedging instruments
Foreign exchange contracts	Other income (expense), net	$	(268)	$	(348)	$	(262)	$	(38)