Segment Information (Tables)

9 Months Ended

Sep. 30, 2022

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

	Three Months Ended September 30,				Nine Months Ended September 30,
	2022		2021		2022		2021
Revenue:	(Dollars in Thousands)
Integrated Agencies Network	$	367,122	$	269,071	$	1,095,761	$	419,659
Brand Performance Network	171,463		122,826		563,546		257,109
Communications Network	121,770		67,348		311,075		157,794
All Other	3,436		7,389		9,225		22,874
Total Revenue	$	663,791	$	466,634	$	1,979,607	$	857,436
Adjusted EBITDA:
Integrated Agencies Network	$	76,224	$	66,063	$	215,920	$	100,264
Brand Performance Network	24,312		17,664		89,259		30,485
Communications Network	25,462		10,312		58,630		28,302
All Other	(363)		419		(972)		(1,316)
Corporate	(10,543)		(6,940)		(35,014)		(7,656)
Total Adjusted EBITDA	$	115,092	$	87,518	$	327,823	$	150,079
Depreciation and amortization	$	(32,207)	$	(24,790)	$	(95,642)	$	(46,122)
Impairment and other losses	(25,211)		(14,926)		(28,034)		(14,926)
Stock-based compensation	(12,258)		(53,465)		(33,410)		(53,465)
Deferred acquisition consideration	29,789		(3,422)		14,420		(9,456)
Other items, net	(5,152)		(10,549)		(12,112)		(15,298)
Total Operating Income (Loss)	$	70,053	$	(19,634)	$	173,045	$	10,812

	Three Months Ended September 30,				Nine Months Ended September 30,
	2022		2021		2022		2021
	(Dollars in Thousands)
Other Income (expenses):
Interest expense, net	$	(19,672)	$	(11,912)	$	(56,552)	$	(15,197)
Foreign exchange, net	(3,927)		(893)		(4,163)		(1,955)
Other, net	147		45,621		182		46,806
Income before income taxes and equity in earnings of non-consolidated affiliates	46,601		13,182		112,512		40,466
Income tax expense	11,540		5,183		20,150		9,205
Income before equity in earnings of non-consolidated affiliates	35,061		7,999		92,362		31,261
Equity in income (loss) of non-consolidated affiliates	213		(76)		1,053		(75)
Net income	35,274		7,923		93,415		31,186
Net income attributable to noncontrolling and redeemable noncontrolling interests	(24,665)		(9,994)		(59,668)		(10,987)
Net income (loss) attributable to Stagwell Inc. common shareholders	$	10,609	$	(2,071)	$	33,747	$	20,199
Depreciation and amortization:
Integrated Agencies Network	$	18,316	$	13,494	$	55,206	$	18,787
Brand Performance Network	8,205		7,499		25,044		18,070
Communications Network	2,654		2,110		7,718		5,087
All Other	1,206		493		2,457		2,013
Corporate	1,826		1,194		5,217		2,165
Total	$	32,207	$	24,790	$	95,642	$	46,122
Stock-based compensation
Integrated Agencies Network	$	5,308	$	32,431	$	15,044	$	32,431
Brand Performance Network	2,923		2,620		9,152		2,620
Communications Network	671		15,384		1,077		15,384
All Other	7		16		15		16
Corporate	3,349		3,014		8,122		3,014
Total	$	12,258	$	53,465	$	33,410	$	53,465