Note 14 - Operating Segments - Financial Information by Segment (Details) - USD ($) $ in Thousands		3 Months Ended								12 Months Ended
		Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenue		$ 77,786	$ 79,377	$ 74,509	$ 73,042	$ 72,095	$ 75,526	$ 72,822	$ 64,856	$ 304,714	$ 285,299	$ 211,955
Adjusted EBITDA										146,062	136,206	106,841
Loss on disposition of assets										1,068	1,963	3,901
Impairment of long lived assets										5,343	6,089	1,214
Fair value adjustments to contingent consideration and other items										501	701
Depreciation and amortization										91,474	77,535	71,649
Accretion of placement fees(1)	[1]									6,378	4,552	4,680
Non-cash stock compensation										9,001	10,933
Acquisitions and integration related costs including restructuring and severance										3,338	3,644	2,936
Initial public offering and secondary costs										530	2,428
Legal and litigation expenses including settlement payments										1,844	992	523
New jurisdictions and regulatory licensing costs												2,062
Non-cash charge on capitalized installation and delivery										2,700	2,081	1,912
Non-cash charges and loss on disposition of assets												1,202
Other adjustments										148	(2)	2,890
Interest expense										36,248	37,607	55,511
Interest income										(163)	(207)	(108)
Loss on extinguishment and modification of debt											6,625	9,032
Other expense (income)										4,622	10,488	(2,938)
Loss before income taxes										(16,970)	(29,223)	(46,995)
Electronic Gaming Machines, EGM [Member]
Revenue										289,642	271,025	199,931
Adjusted EBITDA										144,718	137,371	107,785
Table Products [Member]
Revenue										10,194	7,651	4,065
Adjusted EBITDA										3,699	942	(528)
Interactive (Gaming Operations) [Member]
Revenue										4,878	6,623	7,959
Adjusted EBITDA										$ (2,355)	$ (2,107)	$ (416)

[1] Non-cash item related to the accretion of contract rights under development agreements and placement fees.