Accumulated Stockholders' Deficit (Tables)

12 Months Ended

Sep. 30, 2019

Stockholders Equity Note [Abstract]

Schedule of changes in accumulated other comprehensive loss

The change in accumulated other comprehensive loss (“AOCL”) was as follows (in thousands):

	Foreign Currency Translation Adjustments			Interest Rate Caps			Foreign Exchange Contracts			Total
Balance at September 30, 2017	$	(80,752	)	$	(1,084	)	$	—		$	(81,836	)
Other comprehensive income (loss) before    reclassifications, net of tax		(10,604	)		2,449			—			(8,155	)
Balance at September 30, 2018		(91,356	)		1,365			—			(89,991	)
Other comprehensive loss before    reclassifications, net of tax		(22,576	)		(6,167	)		(869	)		(29,612	)
Reclassification to net earnings, net of tax		—			1,601			715			2,316
Balance at September 30, 2019	$	(113,932	)	$	(3,201	)	$	(154	)	$	(117,287	)