Note 19 - Income Taxes - Net Operating Loss Carryforwards (Details) $ in Thousands	Dec. 31, 2021 USD ($)
Tax effected carryforward	$ 59,760
Domestic Tax Authority [Member]
Gross carryforward	65,395
Tax effected carryforward	13,733
Gross carryforward, no expiration	110,139
Tax effected carryforward, no expiration	23,129
State and Local Jurisdiction [Member]
Gross carryforward	230,164
Tax effected carryforward	11,708
Foreign Tax Authority [Member]
Gross carryforward	41,992
Tax effected carryforward	$ 11,190