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Note 7 - Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2020

Notes Tables

Schedule of Intangible Assets and Goodwill [Table Text Block]

		September 30, 2020												December 31, 2019
						Accumulated												Accumulated
		Cost				Amortization				Balance				Cost				Amortization				Balance
Customer relationships		$	39,321,524			$	(19,926,167	)		$	19,395,357			$	37,743,900			$	(17,890,487	)		$	19,853,413
Permits, licenses, and lease acquisition costs			10,720,023				(2,166,042	)			8,553,981				10,305,521				(1,443,337	)			8,862,184
Site location			849,347				(179,229	)			670,118				849,347				(136,839	)			712,508
Noncompetition agreements			626,000				(358,981	)			267,019				626,000				(269,318	)			356,682
Technology			1,128,000				(187,410	)			940,590				138,000				(138,000	)			-
Trade names and trademarks			1,692,200				(340,693	)			1,351,507				722,200				(267,900	)			454,300
Nonsolicitation agreement			28,000				(28,000	)			-				28,000				(28,000	)			-
Easements			4,240,002				-				4,240,002				2,032,494				-				2,032,494
Total		$	58,605,096			$	(23,186,522	)		$	35,418,574			$	52,445,462			$	(20,173,881	)		$	32,271,581

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

		September 30,
		2021				2022				2023				2024				2025				Thereafter				Total
Customer relationships		$	2,439,725			$	2,408,935			$	2,408,935			$	2,408,935			$	2,408,935			$	7,319,892			$	19,395,357
Permits, licenses, and lease acquisition costs			986,582				986,582				986,582				986,582				979,913				3,627,740				8,553,981
Site location			56,623				56,623				56,623				56,623				56,623				387,003				670,118
Noncompetition agreements			104,971				95,206				64,839				2,003				-				-				267,019
Technology			99,000				99,000				99,000				99,000				99,000				445,590				940,590
Trade names and trademarks			113,400				113,400				113,400				113,400				113,400				784,507				1,351,507
Total		$	3,800,301			$	3,759,746			$	3,729,379			$	3,666,543			$	3,657,871			$	12,564,732			$	31,178,572

Customer relationships			84
Permits, licenses, and lease acquisition costs			105
Site location			142
Noncompetition agreements			29
Technology			114
Trade names and trademarks			143

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- Definition

Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class.

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