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Note 7 - Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Schedule of Intangible Assets and Goodwill [Table Text Block]

		December 31, 2019												December 31, 2018
						Accumulated												Accumulated
		Cost				Amortization				Balance				Cost				Amortization				Balance
Customer relationships		$	37,743,900			$	(17,890,487	)		$	19,853,413			$	32,638,900			$	(8,326,564	)		$	24,312,336
Permits, licenses, and lease acquisition costs			10,305,521				(1,443,337	)			8,862,184				9,599,621				(559,285	)			9,040,336
Site location			849,347				(136,839	)			712,508				849,347				(80,216	)			769,131
Noncompetition agreements			626,000				(269,318	)			356,682				614,000				(145,517	)			468,483
Trade names and trademarks			722,200				(267,900	)			454,300				722,200				(195,417	)			526,783
Technology			138,000				(138,000	)			-				138,000				(122,657	)			15,343
Nonsolicitation agreement			28,000				(28,000	)			-				28,000				(28,000	)			-
Favorable leases			-				-				-				847,000				(35,291	)			811,709
Easements			2,032,494				-				2,032,494				1,088,413				-				1,088,413
Total		$	52,445,462			$	(20,173,881	)		$	32,271,581			$	46,525,481			$	(9,492,947	)		$	37,032,534

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

		December 31,
		2020				2021				2022				2023				2024				Thereafter				Total
Customer relationships		$	2,573,841			$	2,251,035			$	2,251,035			$	2,251,035			$	2,251,035			$	8,275,432			$	19,853,413
Permits, licenses and lease acquisition costs			945,132				945,132				945,132				945,132				945,132				4,136,524				8,862,184
Site location			56,623				56,623				56,623				56,623				56,623				429,393				712,508
Noncompetition agreements			117,617				101,200				90,365				46,100				1,400				-				356,682
Trade names and trademarks			64,900				64,900				64,900				64,900				64,900				129,800				454,300
Total		$	3,758,113			$	3,418,890			$	3,408,055			$	3,363,790			$	3,319,090			$	12,971,149			$	30,239,087

Customer relationships			90
Permits, licenses, and lease acquisition costs			113
Site location			151
Noncompetition agreements			34
Trade names and trademarks			54

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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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