Note 1 - Description of the Business and Summary of Significant Accounting Policies - Disaggregation of Revenues (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Total revenues	$ 16,788	$ 74,509	$ 71,101	$ 147,551
Gaming Operations [Member]
Total revenues	10,189	53,593	52,874	106,454
Equipment Sales [Member]
Total revenues	6,599	20,916	18,227	41,097
EGM [Member]
Total revenues	13,957	70,978	64,312	140,633
EGM [Member] | Gaming Operations [Member]
Total revenues	7,535	50,161	46,420	99,661
EGM [Member] | Equipment Sales [Member]
Total revenues	6,422	20,817	17,892	40,972
Table Products [Member]
Total revenues	674	2,420	3,156	4,576
Table Products [Member] | Gaming Operations [Member]
Total revenues	497	2,321	2,821	4,451
Table Products [Member] | Equipment Sales [Member]
Total revenues	177	99	335	125
Interactive (Gaming Operations) [Member]
Total revenues	2,157	1,111	3,633	2,342
Interactive (Gaming Operations) [Member] | Social [Member]
Total revenues	1,095	890	1,917	1,894
Interactive (Gaming Operations) [Member] | RMG [Member]
Total revenues	$ 1,062	$ 221	$ 1,716	$ 448