Note 13 - Operating Segments - Financial Information by Segment (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2025	Mar. 31, 2024
Revenues		$ 94,825	$ 95,973
Less Selling, General and Administrative— Salaries and Benefits		18,005	18,110
Less Research and Development— Salaries and Benefits		13,244	10,918
Less Other Expenses and Adjustments to EBITDA (1)	[1]	1,710	3,012
Total Operating Expenses and Adjustments to EBITDA (1)	[1]	25,475	24,224
Adjusted EBITDA		42,100	44,019
Write-downs and other charges		558	(24)
Depreciation and amortization		19,185	19,439
Interest expense, net of interest income and other expense		11,948	13,158
Other adjustments		1,441	429
Non-cash Charges, Other		2,236	2,269
Non-cash stock compensation		2,097	2,106
Income before income taxes		4,635	5,006
Loss on extinguishment and modification of debt		0	1,636
Salaries and Benefits [Member]
Less Selling, General and Administrative— Salaries and Benefits		8,888	9,192
Less Research and Development— Salaries and Benefits		14,877	12,020
Gaming Operations [Member]
Revenues		64,939	62,060
Less cost of goods and services	[2]	13,051	12,074
Equipment Sales [Member]
Revenues		29,886	33,913
Less cost of goods and services	[2]	14,199	15,656
Electronic Gaming Machines, EGM [Member]
Revenues		82,603	87,251
Less Other Expenses and Adjustments to EBITDA (1)	[1]	993	2,072
Total Operating Expenses and Adjustments to EBITDA (1)	[1]	21,912	20,965
Adjusted EBITDA		34,934	39,681
Electronic Gaming Machines, EGM [Member] | Salaries and Benefits [Member]
Less Selling, General and Administrative— Salaries and Benefits		7,537	8,076
Less Research and Development— Salaries and Benefits		13,382	10,817
Electronic Gaming Machines, EGM [Member] | Gaming Operations [Member]
Revenues		53,428	53,799
Less cost of goods and services		11,902	11,084
Electronic Gaming Machines, EGM [Member] | Equipment Sales [Member]
Revenues		29,175	33,452
Less cost of goods and services		13,855	15,521
Table Products [Member]
Revenues		4,953	4,566
Less Other Expenses and Adjustments to EBITDA (1)	[1]	(57)	202
Total Operating Expenses and Adjustments to EBITDA (1)	[1]	1,397	1,479
Adjusted EBITDA		2,641	2,406
Table Products [Member] | Salaries and Benefits [Member]
Less Selling, General and Administrative— Salaries and Benefits		991	833
Less Research and Development— Salaries and Benefits		463	444
Table Products [Member] | Gaming Operations [Member]
Revenues		4,242	4,105
Less cost of goods and services		571	546
Table Products [Member] | Equipment Sales [Member]
Revenues		711	461
Less cost of goods and services		344	135
Interactive (Gaming Operations) [Member]
Revenues		7,269	4,156
Less Other Expenses and Adjustments to EBITDA (1)	[1]	774	738
Total Operating Expenses and Adjustments to EBITDA (1)	[1]	2,166	1,780
Adjusted EBITDA		4,525	1,932
Interactive (Gaming Operations) [Member] | Salaries and Benefits [Member]
Less Selling, General and Administrative— Salaries and Benefits		360	283
Less Research and Development— Salaries and Benefits		1,032	759
Interactive (Gaming Operations) [Member] | Gaming Operations [Member]
Revenues		7,269	4,156
Less cost of goods and services		578	444
Interactive (Gaming Operations) [Member] | Equipment Sales [Member]
Revenues		0	0
Less cost of goods and services		$ 0	$ 0

[1] Other expenses and adjustments to EBITDA include operating expense other than payroll-related expenses adjusted for capitalized labor and other non-cash charges and other adjustments described above.

[2] exclusive of depreciation and amortization