Revenue Recognition (Tables)

6 Months Ended

Mar. 31, 2021

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

Our sales by type were as follows, in thousands:

	Three Months Ended March 31,				Six Months Ended March 31,
	2021		2020		2021		2020
Wireless services sales	$	4,334	$	4,672	$	9,581	$	11,470
Equipment sales:
Telco	8,189		6,981		15,464		13,764
Telco repair sales	7		8		13		16
Telco recycle sales	137		298		358		671
Total sales	$	12,667	$	11,959	$	25,416	$	25,921