Note 18 - Acquisition of Business - Aggregate Consideration (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 01, 2017	Dec. 31, 2016	Mar. 08, 2016
Goodwill	$ 16,032		$ 11,269
BAMKO [Member]
Accounts receivable				$ 4,885
Prepaid expenses and other current assets				3,200
Inventories				236
Property, plant and equipment				199
Other Assets				100
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill				11,360
Goodwill				6,994
Total assets				26,974
Accounts Payables				1,314
Other current liabilities				736
Total liabilities				$ 2,050
Tangerine [Member]
Accounts receivable		$ 5,051
Prepaid expenses and other current assets		969
Property, plant and equipment		131
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		6,495
Goodwill		4,169
Total assets		16,815
Accounts Payables		3,374
Other current liabilities		1,353
Total liabilities		$ 4,727