AUDITED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current Assets
Cash and cash equivalents	$ 119,737	$ 220,589
Accounts receivable, net	697,178	645,846
Expenditures billable to clients	114,097	93,077
Other current assets	94,054	74,011
Total Current Assets	1,025,066	1,033,523
Fixed assets, net	77,825	98,878
Operating Lease, Right-of-Use Asset	254,278	273,567
Goodwill	1,498,815	1,566,956
Other intangible assets, net	818,220	907,529
Other assets	92,843	116,138
Total Assets	3,767,047	3,996,591
Current Liabilities
Accounts payable	414,980	357,253
Accrued media	291,777	240,506
Accruals and other liabilities	233,046	268,871
Advance billings	301,674	337,034
Current portion of lease liabilities - operating leases	65,899	76,349
Current portion of deferred acquisition consideration	66,953	90,183
Total Current Liabilities	1,374,329	1,370,196
Long-term debt	1,145,828	1,184,707
Long-term portion of deferred acquisition consideration	34,105	71,140
Long-term lease liabilities - operating leases	281,307	294,049
Deferred tax liabilities, net	40,509	40,879
Other liabilities	54,905	67,695
Total Liabilities	2,930,983	3,028,666
Redeemable Noncontrolling Interests	10,792	39,111
Commitments and Contingencies
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Paid-in capital	348,494	491,899
Retained earnings	21,148	22,095
Accumulated other comprehensive loss	(13,067)	(15,478)
Stagwell Inc. Shareholders' Equity	356,695	498,650
Noncontrolling interests	468,577	430,164
Total Shareholders' Equity	825,272	928,814
Liabilities and Equity, Total	3,767,047	3,996,591
Common Class A and Common Class B
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Common shares	118	132
Common Class C
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Common shares	$ 2	$ 2