Note 7 - Leases (Tables)

3 Months Ended

Mar. 31, 2019

Notes Tables

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

Year ending December 31:
2019	$	3,419,357
2020		4,020,144
2021		3,374,409
2022		2,286,366
2023		1,436,404
2024		798,046
2025		624,970
2026		420,549
2027		296,974
2028		61,350
Total minimum lease payments	$	16,738,569