Revenue - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation of Revenue [Line Items]
Revenue	$ 27,374	$ 24,564	$ 74,485	$ 75,094
Intersegment Eliminations
Disaggregation of Revenue [Line Items]
Revenue	0	(21)	(202)	(68)
Skillz | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	20,435	21,474	57,392	66,629
Aarki | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	6,939	3,111	17,295	8,533
United States
Disaggregation of Revenue [Line Items]
Revenue	20,830	20,872	58,242	64,956
United States | Intersegment Eliminations
Disaggregation of Revenue [Line Items]
Revenue	0	(21)	(202)	(68)
United States | Skillz | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	19,066	19,950	53,426	62,829
United States | Aarki | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	1,764	943	5,018	2,195
Other Countries
Disaggregation of Revenue [Line Items]
Revenue	6,544	3,692	16,243	10,138
Other Countries | Intersegment Eliminations
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Other Countries | Skillz | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	1,369	1,524	3,966	3,800
Other Countries | Aarki | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	5,175	2,168	12,277	6,338
Entry Fee Revenue
Disaggregation of Revenue [Line Items]
Revenue	20,200	20,909	56,406	64,841
Entry Fee Revenue | Intersegment Eliminations
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Entry Fee Revenue | Skillz | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	20,200	20,909	56,406	64,841
Entry Fee Revenue | Aarki | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Advertising Revenue
Disaggregation of Revenue [Line Items]
Revenue	6,939	3,090	17,093	8,465
Advertising Revenue | Intersegment Eliminations
Disaggregation of Revenue [Line Items]
Revenue	0	(21)	(202)	(68)
Advertising Revenue | Skillz | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Advertising Revenue | Aarki | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	6,939	3,111	17,295	8,533
Maintenance Fee Revenue
Disaggregation of Revenue [Line Items]
Revenue	235	565	986	1,788
Maintenance Fee Revenue | Intersegment Eliminations
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Maintenance Fee Revenue | Skillz | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	235	565	986	1,788
Maintenance Fee Revenue | Aarki | Operating Segments
Disaggregation of Revenue [Line Items]
Revenue	$ 0	$ 0	$ 0	$ 0