Revenue Recognition (Disaggregation of Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Disaggregation of Revenue [Line Items]
Revenue	$ 16,554	$ 17,691	$ 50,461	$ 48,491
Consumer Media
Disaggregation of Revenue [Line Items]
Revenue	2,543	3,632	9,197	8,738
Consumer Media | Business to Business
Disaggregation of Revenue [Line Items]
Revenue	1,457	2,398	5,800	4,951
Consumer Media | Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenue	1,086	1,234	3,397	3,787
Consumer Media | Software License
Disaggregation of Revenue [Line Items]
Revenue	642	1,987	4,364	3,666
Consumer Media | Subscription Services
Disaggregation of Revenue [Line Items]
Revenue	892	1,028	2,719	3,156
Consumer Media | Product Sales
Disaggregation of Revenue [Line Items]
Revenue	193	207	676	632
Consumer Media | Advertising and Other
Disaggregation of Revenue [Line Items]
Revenue	816	410	1,438	1,284
Mobile Services
Disaggregation of Revenue [Line Items]
Revenue	6,400	6,895	19,551	20,831
Mobile Services | Business to Business
Disaggregation of Revenue [Line Items]
Revenue	6,304	6,784	19,250	20,482
Mobile Services | Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenue	96	111	301	349
Mobile Services | Software License
Disaggregation of Revenue [Line Items]
Revenue	931	888	2,734	2,444
Mobile Services | Subscription Services
Disaggregation of Revenue [Line Items]
Revenue	5,469	6,007	16,817	18,387
Mobile Services | Product Sales
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Mobile Services | Advertising and Other
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Games
Disaggregation of Revenue [Line Items]
Revenue	7,611	7,164	21,713	18,922
Games | Business to Business
Disaggregation of Revenue [Line Items]
Revenue	1,191	1,362	3,483	3,513
Games | Direct to Consumer
Disaggregation of Revenue [Line Items]
Revenue	6,420	5,802	18,230	15,409
Games | Software License
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Games | Subscription Services
Disaggregation of Revenue [Line Items]
Revenue	2,705	3,056	8,205	9,114
Games | Product Sales
Disaggregation of Revenue [Line Items]
Revenue	3,874	3,078	10,564	7,243
Games | Advertising and Other
Disaggregation of Revenue [Line Items]
Revenue	$ 1,032	$ 1,030	$ 2,944	$ 2,565