Goodwill and Intangible Assets - Narrative (Details) $ in Thousands	3 Months Ended				12 Months Ended
	Dec. 31, 2022 USD ($)	Sep. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)	Jun. 30, 2021 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Goodwill [Line Items]
Impairment charge					$ 15,433	$ 21,786
Accumulated impairment loss	$ 99,900		$ 84,500		99,900	84,500
Amortization of intangible assets					1,300	4,200
Goodwill	119,276		134,744		119,276	134,744	$ 156,582
Spark
Goodwill [Line Items]
Goodwill			$ 24,400			24,400
Brands and trademarks
Goodwill [Line Items]
Impairment charges, indefinite-lived					51,151	$ 36,360
Spark and Zoosk Reporting Units
Goodwill [Line Items]
Impairment charge					$ 0
Zoosk, Inc.
Goodwill [Line Items]
Impairment charge	15,400			$ 21,800
Zoosk, Inc. | Brands and trademarks
Goodwill [Line Items]
Impairment charge	$ 3,000	$ 11,800
Brands and trademarks | Zoosk, Inc.
Goodwill [Line Items]
Discounts rate			0.21
Royalty rate		0.03	0.04	0.04
Intangible assets, discount rate				0.145
Impairment charges, indefinite-lived			$ 15,100	$ 10,300
Brands and trademarks | Zoosk, Inc. | Minimum
Goodwill [Line Items]
Discounts rate		0.23
Brands and trademarks | Zoosk, Inc. | Maximum
Goodwill [Line Items]
Discounts rate		0.275