Segment Information (Tables)

12 Months Ended

Sep. 30, 2023

Segment Reporting [Abstract]

Schedule of Revenues from External Customers by Region

Revenues by country represent sales to unaffiliated customers as determined by the ultimate destination of our products and services, summarized for the last three fiscal years by region in the table below (in thousands):

	Year Ended September 30,
	2023		2022		2021
United States	$	557,934	$	404,973	$	351,422
Canada	84,090		81,218		68,655
Middle East and Africa	14,998		20,712		26,615
Asia/Pacific	6,188		4,885		8,889
Europe	26,699		17,699		13,027
Mexico, Central and South America	9,399		3,095		1,951
Total revenues	$	699,308	$	532,582	$	470,559

Schedule of Long-Lived Assets by Region

Long-lived assets by country consist of property, plant and equipment, net of accumulated depreciation and are determined based on the location of the tangible assets, summarized for the last two fiscal years in the table below (in thousands):

	September 30,
	2023		2022
Long-lived assets:
United States	$	58,514	$	58,531
Canada	35,214		36,381
United Kingdom	3,897		3,716
Total	$	97,625	$	98,628