Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Revenue	$ 864,256	$ 713,099	$ 2,329,826	$ 2,114,751
Costs and expenses:
Cost of revenue	265,049	300,988	785,584	886,697
Sales and marketing	212,352	196,785	607,755	719,014
Research and development	159,288	122,059	441,563	389,417
General and administrative	41,249	44,000	116,231	144,988
Total costs and expenses	677,938	663,832	1,951,133	2,140,116
Income (loss) from operations	186,318	49,267	378,693	(25,365)
Other income (expense):
Interest expense and loss on settlement of debt	(78,583)	(48,627)	(204,081)	(117,141)
Interest income and other, net	1,490	969	27,062	3,501
Total other expense, net	(77,093)	(47,658)	(177,019)	(113,640)
Income (loss) before income taxes	109,225	1,609	201,674	(139,005)
Provision for (benefit from) income taxes	586	(22,053)	17,196	(25,570)
Net income (loss)	108,639	23,662	184,478	(113,435)
Less: Net loss attributable to noncontrolling interest	0	(109)	0	(201)
Net income (loss) attributable to AppLovin	108,639	23,771	184,478	(113,234)
Less: Net income attributable to participating securities	804	122	963	0
Net income (loss) attributable to AppLovin common stockholders - Basic	107,835	23,649	183,515	(113,234)
Net income (loss) attributable to AppLovin common stockholders - Diluted	$ 107,869	$ 23,653	$ 183,545	$ (113,234)
Net income (loss) per share attributable to AppLovin common stockholders:
Basic (in dollars per share)	$ 0.32	$ 0.06	$ 0.51	$ (0.30)
Diluted (in dollars per share)	$ 0.30	$ 0.06	$ 0.50	$ (0.30)
Weighted average common shares used to compute net income (loss) per share attributable to AppLovin common stockholders:
Basic (in shares)	341,435,759	369,389,170	357,009,609	371,736,763
Diluted (in shares)	356,906,222	378,462,207	368,259,513	371,736,763