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Note 4 - Property and Equipment - Property and Equipment (Details) - USD ($)	Dec. 31, 2017	Dec. 31, 2016
Property, plant and equipment, gross	$ 37,372,939	$ 22,495,631
Accumulated depreciation	12,752,641	9,045,193
Property, plant and equipment, net	24,620,298	13,450,438
Computer Equipment [Member]
Property, plant and equipment, gross	12,312,120	8,122,420
Computer Software [Member]
Property, plant and equipment, gross	1,449,480	1,277,972
Furniture and Fixtures [Member]
Property, plant and equipment, gross	1,308,171	1,168,691
Vehicles and Tools [Member]
Property, plant and equipment, gross	1,305,900	830,543
Fiber Network [Member]
Property, plant and equipment, gross	14,052,618	7,095,971
Customer Equipment and Installations [Member]
Property, plant and equipment, gross	6,774,031	3,889,581
Leasehold Improvements [Member]
Property, plant and equipment, gross	$ 170,619	$ 110,453

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Subparagraph (SX 210.5-02(13))
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
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