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Note 1 - Significant Accounting Policies - Disaggregated Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Revenue	$ 10,597	$ 4,660
Facilities Segment [Member]
Revenue	2,099	2,890
Facilities Segment [Member] | Maintenance [Member]
Revenue	992	1,056
Facilities Segment [Member] | Equipment Sales [Member]
Revenue	137	97
Facilities Segment [Member] | Deployment and Other Services [Member]
Revenue	970	1,737
System Integration Services Segment [Member]
Revenue	8,498	1,770
System Integration Services Segment [Member] | Integration Services [Member]
Revenue	1,725	1,770
System Integration Services Segment [Member] | Reseller Services [Member]
Revenue	$ 6,773

X

- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

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