Note 1 - Description of the Business and Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Disaggregation of Revenue [Table Text Block]
  

Year ended December 31,

 
  

2021

  

2020

  

2019

 

EGM

            

Gaming operations

 $184,050  $114,548  $196,101 

Equipment sales

  53,759   37,241   93,541 

Total

 $237,809  $151,789  $289,642 
             

Table Products

            

Gaming operations

 $11,569  $7,353  $9,555 

Equipment sales

  310   616   639 

Total

 $11,879  $7,969  $10,194 
             

Interactive (gaming operations)

            

Social gaming revenue

 $2,398  $3,513  $3,319 

Real-money gaming revenue

  7,610   3,736   1,559 

Total

 $10,008  $7,249  $4,878 
Financing Receivable, Allowance for Credit Loss [Table Text Block]
  Allowance for Accounts Receivable, Year ended December 31, 2021 
  

Beginning Balance

  

Charge-offs

  

Provision

  Ending Balance 

Allowance for doubtful accounts

 $2,077  $(319) $235  $1,993 
  Allowance for Accounts Receivable, Year ended December 31, 2020 
  

Beginning Balance

  

Charge-offs

  

Provision

  Ending Balance 

Allowance for doubtful accounts

 $723  $(1,340) $2,694  $2,077 
  Allowance for Accounts Receivable, Year ended December 31, 2019 
  

Beginning Balance

  

Charge-offs

  

Provision

  Ending Balance 

Allowance for doubtful accounts

 $885  $(456) $294  $723 
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
    

December 31, 2021

  

December 31, 2020

 
  

Classification

 

Gross Amortized Cost

  

Allowance for Credit Losses

  Amortized Cost, Net of Allowance for Credit Losses  

Gross Amortized Cost

  

Allowance for Credit Losses

  Amortized Cost, Net of Allowance for Credit Losses 
                           

Trade receivables:

 

Accounts Receivable

 $15,096  $-  $15,096  $10,409  $-  $10,409 
                           

Receivables with extended payment terms:

                          

Originated in 2021

 

Accounts Receivable

 $1,583  $-  $1,583  $-  $-  $- 

Originated in 2020

 

Accounts Receivable

  2,475   -   2,475   7,559   -   7,559 

Originated in 2019

 

Accounts Receivable

  -   -   -   1,319   -   1,319 

Total receivables with extended payment term

   $4,058  $-  $4,058  $8,878  $-  $8,878 
                           

Sales-type leases receivables:

                          

Originated in 2019

 

Accounts Receivable

 $21  $(1) $20  $472  $(24) $448 

Originated in 2017

 

Accounts Receivable

  -   -   -   16   (1)  15 

Total Sales-type leases receivables

   $21  $(1) $20  $488  $(25) $463 
                           

Development Agreements:

                          

Originated in 2020

 

Deposits and Other

 $3,292  $-  $3,292  $4,199  $-  $4,199 

Originated in 2019

 

Deposits and Other

  1,682   -   1,682   2,136   -   2,136 

Total Development Agreements

   $4,974  $-  $4,974  $6,335  $-  $6,335 
Property, Plant and Equipment, Useful Life [Table Text Block]
   

Gaming equipment (in years)

 

1 to 5

Other property and equipment (in years)

 

3 to 6

Fair Value, Liabilities Measured on Recurring and Nonrecurring Basis [Table Text Block]
  

December 31, 2021

  

December 31, 2020

 
  

Carrying Amount

  

Fair Value

  

Carrying Amount

  

Fair Value

 

Long-term Debt

 $615,743  $613,706  $622,509  $602,485