Income Taxes - Schedule of Other Information related to the Company's Tax Credit Investments (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2025	Dec. 31, 2024
Income Tax Disclosure [Abstract]
Tax credits and other tax benefits recognized	$ 37,725	$ 21,257
Tax credit amortization expense included in provision for income taxes	$ 33,451	$ 17,421

Tax credit Amortization Expense included in Provision For Income Taxes

No definition available.

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Namespace Prefix:	cvbf_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration