Supplementary Data - Narrative (Details) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2025 USD ($) agency	Jun. 30, 2025 USD ($) agency	Feb. 11, 2025 USD ($)	Feb. 07, 2024 USD ($)
Supplementary Data [Abstract]
Digital specialist agencies \| agency	2	2
Stock repurchase program			$ 155.0	$ 320.0
Stock repurchase program, remaining authorized repurchase amount, excluding fees	$ 137.1	$ 137.1

Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 505
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481520/505-30-50-4

Name:	srt_StockRepurchaseProgramAuthorizedAmount1
Namespace Prefix:	srt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant