Revenue Recognition

12 Months Ended

Sep. 30, 2021

Revenue from Contract with Customer [Abstract]

Revenue Recognition

Revenue Recognition

The Company’s principal sales are from Wireless services, sales of Telco equipment and Telco recycled equipment, primarily in the United States. Sales to international customers in Central and South America totaled approximately $4.7 million and $1.9 million in the years ended September 30, 2021 and 2020, respectively.

The Company’s customers include wireless carriers, wireless equipment providers, multiple system operators, resellers and direct sales to end-user customers. Sales to the Company’s largest customer totaled approximately 18% of consolidated sales.

Sales by type were as follows, in thousands:

	Years Ended September 30,
	2021		2020
Wireless services sales	$	20,708	$	21,354
Equipment sales:
Telco	40,663		27,109
Inter-segment	(101)		(25)
Telco repair sales	27		68
Telco recycle sales	863		1,676
Total sales	$	62,160	$	50,182

At September 30, 2021 contract assets were $2.5 million and contract liabilities were $0.2 million. There were $0.6 million in contract assets and $0.1 million in contract liabilities at September 30, 2020. During the year ended September 30, 2021, the Company recognized $0.1 million as revenue from amounts classified as deferred revenue on our consolidated balance sheet at September 30, 2020.