Concentration of Credit Risk (Tables)

12 Months Ended

Sep. 30, 2020

Risks and Uncertainties [Abstract]

Schedule of Revenue from External Customers by Geographic Areas

Information regarding revenues disaggregated by geographic area is as follows:

	Year Ended September 30,
	2020		2019
United States	$	1,164,634	$	1,147,649
Europe	108,139		102,998
Asia	77,253		90,273
Canada	65,223		80,083
Australia	14,207		23,438
Total	$	1,429,456	$	1,444,441

The following tables set forth external net revenue, net of intercompany eliminations, and net asset information by region:

	Year Ended September 30,
	2020		2019		2018
Sales to external customers
United States	$	1,164,634	$	1,147,649	$	1,067,636
Rest of World	264,822		296,792		271,905
Total	$	1,429,456	$	1,444,441	$	1,339,541

Schedule of Long-lived Assets by Geographic Areas

	September 30, 2020		September 30, 2019
Net Assets
United States	$	408,330	$	324,887
Rest of World	73,733		40,935
	$	482,063	$	365,822
Long Lived Assets
United States	$	347,832	$	304,088
Rest of World	16,629		29,496
	$	364,461	$	333,584