Acquisitions (Details 1) - USD ($)	Dec. 31, 2022	Dec. 31, 2021	Oct. 08, 2021	Feb. 01, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Assets	$ 41,228,936,000	$ 40,443,344,000
Liabilities	37,278,405,000	36,443,714,000
Goodwill	$ 1,376,736,000	1,405,736,000			$ 1,078,670,000
Civic Acquisition
Business Acquisition [Line Items]
Assets				$ 307,997,000
Liabilities				147,577,000
Cash paid		$ (160,420,000)		160,420,000
Goodwill				125,448,000
Homeowners Association Services Divison
Business Acquisition [Line Items]
Assets			$ 4,362,893,000
Liabilities			4,125,095,000
Cash paid			237,800,000	$ 237,798,000
Goodwill			201,618,000
Acquisition, Deposit Premium Paid to Acquired Institution			$ 0.059