Note 14 - Revenue (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]

	December 31,		December 31,
($ in thousands)	2020		2019
Contract liabilities	$	5,582	$	4,746

Revenue, Initial Application Period, Cumulative Effect Transition [Table Text Block]

($ in thousands)	Contract liabilities
Balance, December 31, 2019		4,746
Non-cancelable contracts with customers entered into during the period		8,060
Revenue recognized related to non-cancelable contracts with customers during the period		(7,224	)
Balance, December 31, 2020		5,582