Mergers and Acquisitions- Summary of Supplemental Pro Forma Information Adjustments (Details) - Sterling - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Business Acquisition [Line Items]
Merger-related expenses	$ 246,461	$ 37,454
Compensation and benefits
Business Acquisition [Line Items]
Merger-related expenses	79,001	13,987
Occupancy
Business Acquisition [Line Items]
Merger-related expenses	36,586	256
Technology and equipment
Business Acquisition [Line Items]
Merger-related expenses	24,688	290
Professional and outside services
Business Acquisition [Line Items]
Merger-related expenses	416	0
Marketing
Business Acquisition [Line Items]
Merger-related expenses	73,070	22,273
Other expense
Business Acquisition [Line Items]
Merger-related expenses	$ 32,700	$ 648