Note 8 - Write-downs and Other Charges (Details Textual) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jun. 30, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Other Cost and Expense, Operating, Total		$ 6,912	$ 8,753	$ 4,485
Goodwill, Impairment Loss		3,533	4,828
Impairment of Intangible Assets, Finite-lived				600
Gain (Loss) on Disposition of Assets, Total		(1,068)	(1,963)	(3,901)
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability		501	701
Write-off Prepaid Royalties				700
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Asset				500
Game Titles [Member]
Impairment of Intangible Assets, Finite-lived		500	1,300
Gain (Loss) on Disposition of Assets, Total				$ (500)
Interactive (Gaming Operations) [Member]
Goodwill, Impairment Loss	$ 3,500	3,533	4,828
Impairment of Intangible Assets, Finite-lived		1,300
EGM [Member]
Goodwill, Impairment Loss
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability		$ 500	$ 700