Note 14 - Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2021

Notes Tables

Share-based Payment Arrangement, Option, Activity [Table Text Block]

	Total Stock Options Outstanding			Weighted Average Exercise Price per Share
December 31, 2020		76,064		$	27.35
Granted		—			—
Vested		—			—
Forfeited, Canceled		(30,596	)		46.77
September 30, 2021		45,468		$	14.28

Share-based Compensation Arrangements by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding [Table Text Block]

	As of September 30, 2021
	Stock Options Outstanding		Vested Stock Options
Quantity		45,468		45,468
Weighted Average Exercise Price	$	14.28	$	14.28
Weighted Average Remaining Contractual Term (in Years)		2.76		2.76
Intrinsic Value	$	—	$	—