Revenue (Tables)

12 Months Ended

Sep. 30, 2020

Revenue from Contract with Customer [Abstract]

Contract Assets and Liabilities

Contract assets and liabilities as of September 30, 2020 and September 30, 2019 are summarized below (in thousands):

	September 30,
	2020		2019
Contract assets	$	50,995	$	55,374
Contract liabilities	(79,445)		(71,464)
Net contract liability	$	(28,450)	$	(16,090)

Disaggregation of Revenue

The following tables present our disaggregated revenue by geographic destination and market sector for the years ended September 30, 2020 and September 30, 2019 (in thousands):

	2020		2019
United States	$	397,983	$	406,609
Canada	66,064		64,326
Europe, Middle East and Africa	34,028		32,166
Asia/Pacific	18,079		11,405
Mexico, Central and South America	2,345		2,674
Total revenues by geographic destination	$	518,499	$	517,180

	2020		2019
Oil and gas	$	195,209	$	242,291
Petrochemical	126,698		93,391
Electric utility	88,818		84,993
Traction power	42,373		26,781
All others	65,401		69,724
Total revenues by market sector	$	518,499	$	517,180