Revenue (Tables)

12 Months Ended

Sep. 30, 2021

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregation of Revenue

The following table represents a breakout of total revenue by customer type:

	Years Ended September 30,
	2021		2020
Commercial revenue	$	36,587	$	48,335
Military revenue	63,004		65,238
Total	$	99,591	$	113,573

The following table represents revenue by the various components:

	Years Ended September 30,
Net Sales	2021		2020
Aerospace components for:
Fixed wing aircraft	$	38,474	$	52,039
Rotorcraft	27,214		31,454
Energy components for power generation units	20,390		16,682
Commercial product and other revenue	13,513		13,398
Total	$	99,591	$	113,573

The following table represents revenue by geographic region based on the Company's selling operation locations:

	Years Ended September 30,
Net Sales	2021		2020
North America	$	81,719	$	98,144
Europe	17,872		15,429
Total	$	99,591	$	113,573

Schedule of Contract Assets and Liabilities

The following table contains a roll forward of contract assets and contract liabilities for the period ended September 30, 2021 and 2020:

Contract assets - Ending balance, September 30, 2019	$	10,349
Additional revenue recognized over-time	67,043
Less amounts billed to the customers	(65,395)
Contract assets - Ending balance, September 30, 2020	$	11,997
Additional revenue recognized over-time	64,384
Less amounts billed to the customers	(63,507)
Contract assets - Ending balance, September 30, 2021	$	12,874

Contract liabilities (included within Accrued liabilities) - Ending balance, September 30, 2019	$	(382)
Payments received in advance of performance obligations	(865)
Performance obligations satisfied	611
Contract liabilities (included within Accrued liabilities) - Ending balance, September 30, 2020	$	(636)
Payments received in advance of performance obligations	(829)
Performance obligations satisfied	1,229
Contract liabilities (included within Accrued liabilities) - Ending balance, September 30, 2021	$	(236)