Annual report pursuant to Section 13 and 15(d)

Note 5 - Acquisitions (Details Textual)

v3.23.1
Note 5 - Acquisitions (Details Textual)
 12 Months Ended
Oct. 04, 2021
USD ($)
$ / shares
shares
Aug. 24, 2021
USD ($)
$ / shares
Jun. 01, 2021
USD ($)
$ / shares
shares
Dec. 31, 2022
USD ($)
$ / shares
shares
Dec. 31, 2021
USD ($)
$ / shares
Sep. 30, 2022
$ / shares
Aug. 01, 2018
$ / shares
Dec. 31, 2015
$ / shares
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares       $ 0.001 $ 0.001      
Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares       $ 0.001 $ 0.001   $ 0.001 $ 0.001
Super League Closing Stock Price Per Share On the Closing Date | $ / shares     $ 4.96          
Amortization of Intangible Assets       $ 5,629,000 $ 3,187,000      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross | shares       239,000        
Income Tax Expense (Benefit), Total       $ (205,000) (3,111,000)      
Share Price | $ / shares $ 2.91     $ 0.336   $ 0.68    
Merger Agreement [Member]                
Income Tax Expense (Benefit), Total         3,073,000      
Former Mobcrush Employees [Member]                
Common Stock, Capital Shares Reserved for Future Issuance | shares       514,633        
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross | shares       415,000        
Mobcrush Acquisition [Member]                
Business Combination, Right To Receive Common Stock, Shares For Each Cancelled Common Stock And Preferred Stock, Share Of Acquiree | $ / shares     $ 0.528          
Stock Issued During Period, Shares, Acquisitions | shares     12,067,571          
Common Stock, Capital Shares Reserved for Future Issuance | shares     514,633          
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares | shares     12,582,204          
Business Combination, Acquisition Related Costs     $ 636,000          
Amortization of Intangible Assets       $ 3,651,000 1,883,000      
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable     $ 59,855,000          
Business Acquisition, Share Price | $ / shares     $ 4.96          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities     $ 3,073,000          
Mobcrush Acquisition [Member] | Preferred Partner Relationship [Member]                
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life     7 years          
Mobcrush Acquisition [Member] | Preferred Partner Relationship [Member] | Minimum [Member]                
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life     6 years          
Mobcrush Acquisition [Member] | Preferred Partner Relationship [Member] | Maximum [Member]                
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life     10 years          
Mobcrush Acquisition [Member] | Preferred Partner Relationship [Member] | Measurement Input, Discount Rate [Member] | Minimum [Member]                
Intangible Asset, Measurement Input     0.13          
Mobcrush Acquisition [Member] | Preferred Partner Relationship [Member] | Measurement Input, Discount Rate [Member] | Maximum [Member]                
Intangible Asset, Measurement Input     0.14          
Mobcrush Acquisition [Member] | Trademarks [Member]                
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life     7 years          
Mobcrush Acquisition [Member] | Trademarks [Member] | Minimum [Member]                
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life     4 years          
Mobcrush Acquisition [Member] | Trademarks [Member] | Maximum [Member]                
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life     5 years          
Mobcrush Acquisition [Member] | Trademarks [Member] | Measurement Input, Discount Rate [Member]                
Intangible Asset, Measurement Input     0.14          
Mobcrush Acquisition [Member] | Technology-Based Intangible Assets [Member] | Measurement Input, Royalty Rate [Member] | Minimum [Member]                
Intangible Asset, Measurement Input     0.03          
Mobcrush Acquisition [Member] | Technology-Based Intangible Assets [Member] | Measurement Input, Royalty Rate [Member] | Maximum [Member]                
Intangible Asset, Measurement Input     0.05          
Mobcrush Acquisition [Member] | Influencers Content Creators [Member]                
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life     5 years          
Mobcrush Acquisition [Member] | Influencers Content Creators [Member] | Minimum [Member]                
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life     20 months          
Mobcrush Acquisition [Member] | Influencers Content Creators [Member] | Maximum [Member]                
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life     4 years          
Mobcrush Acquisition [Member] | Influencers Content Creators [Member] | Measurement Input, Discount Rate [Member]                
Intangible Asset, Measurement Input     0.13          
Mobcrush Acquisition [Member] | Customer Relationships [Member]                
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life     5 years          
Mobcrush Acquisition [Member] | Customer Relationships [Member] | Measurement Input, Discount Rate [Member]                
Intangible Asset, Measurement Input     0.13          
Mobcrush Acquisition [Member] | Customer Relationships [Member] | Measurement Input, Rate of Return [Member]                
Intangible Asset, Measurement Input     0.14          
Mobcrush Acquisition [Member] | Customer Relationships [Member] | Measurement Input, Discount Period [Member]                
Intangible Asset, Measurement Input     0.5          
Mobcrush Acquisition [Member] | Customer Relationships [Member] | Measurement Input, Risk Adjusted Return [Member]                
Intangible Asset, Measurement Input     1.1          
Bannerfy Acquisition [Member]                
Business Combination, Acquisition Related Costs   $ 62,000            
Amortization of Intangible Assets       438,000 146,000      
Business Combination Consideration Transferred Including Contingent Consideration   7,000,000.0            
Business Combination, Consideration Transferred, Total   2,450,000            
Payments to Acquire Businesses, Gross   525,000            
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable   $ 1,920,000            
Business Acquisition, Share Price | $ / shares   $ 4.10            
Business Combination, Holdback Amount   $ 275,000            
Business Combination, Holdback Amount, Cash Portion   55,000            
Business Combination, Holdback Amount, Common Stock Portion   220,000            
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High   $ 4,550,000            
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High, Percent, Remainder of Fiscal Year   8.00%            
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High, Percent, Year One   38.00%            
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High, Percent, Year Two   54.00%            
Business Combination, Contingent Consideration, Percent Payable in Cash   21.00%            
Business Combination, Contingent Consideration, Percent Payable in Common Stock   79.00%            
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities [1]   $ 556,000            
Bloxbiz [Member]                
Stock Issued During Period, Shares, Acquisitions | shares 1,031,928              
Business Combination, Acquisition Related Costs $ 47,000              
Amortization of Intangible Assets       409,000 $ 99,000      
Business Combination, Consideration Transferred, Total 6,000,000              
Payments to Acquire Businesses, Gross 3,000,000              
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable $ 3,000,000              
Business Acquisition, Share Price | $ / shares $ 2.91              
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High $ 11,500,000              
Compensation Expense, Excluding Cost of Good and Service Sold       $ 3,206,000        
Bloxbiz [Member] | Common Stock Issued As Contingent Consideration [Member]                
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares | shares       988,000        
Business Acquisition, Share Price | $ / shares       $ 0.336        
Bloxbiz [Member] | Measurement Input, Rate of Return [Member]                
Business Combination, Contingent Consideration, Liability, Measurement Input 30              
Bloxbiz [Member] | Measurement Input, Discount Period [Member]                
Business Combination, Contingent Consideration, Liability, Measurement Input 0.5              
Bloxbiz [Member] | Measurement Input, Risk Adjusted Return [Member] | Minimum [Member]                
Business Combination, Contingent Consideration, Liability, Measurement Input 1.1              
Bloxbiz [Member] | Measurement Input, Risk Adjusted Return [Member] | Maximum [Member]                
Business Combination, Contingent Consideration, Liability, Measurement Input 1.3              
Bloxbiz [Member] | Measurement Input, Cost of Capital [Member] | Weighted Average [Member]                
Business Combination, Contingent Consideration, Liability, Measurement Input 30              
Bloxbiz [Member] | Customer Relationships [Member]                
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life 3 years              
Mobcrush Acquisition [Member]                
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares     $ 0.001          
Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares     $ 0.001          
[1] Pursuant to ASC 740, the deferred tax liability is estimated using the following formula: (a) Applicable tax rate divided by (b) one minus the applicable tax rate, multiplied by (c) the tax basis of the net assets acquired less the initial book basis of the net assets acquired.