Atlantic Union Bankshares Corporation Quarterly report [Sections 13 or 15(d)]

Quarterly report [Sections 13 or 15(d)]

FAIR VALUE MEASUREMENTS (Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis) (Details)

FAIR VALUE MEASUREMENTS (Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis) (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
ASSETS
Securities available for sale, at fair value	$ 2,483,835	$ 2,442,166
Loans held for sale	9,525	9,420
Financial Derivatives	94,883	97,445
LIABILITIES
Financial Derivatives	176,420	199,548
Fair Value, Inputs, Level 1 [Member]
ASSETS
Securities available for sale, at fair value	62,860	62,199
Loans held for sale	0	0
Financial Derivatives	0	0
LIABILITIES
Financial Derivatives	0	0
Fair Value, Inputs, Level 2 [Member]
ASSETS
Securities available for sale, at fair value	2,420,975	2,379,967
Loans held for sale	9,525	9,420
Financial Derivatives	94,883	97,445
LIABILITIES
Financial Derivatives	176,420	199,548
Fair Value, Inputs, Level 3 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Loans held for sale	0	0
Financial Derivatives	0	0
LIABILITIES
Financial Derivatives	0	0
Fair Value, Recurring [Member]
ASSETS
Loans held for sale	9,525	9,420
Financial Derivatives	94,883	97,445
LIABILITIES
Financial Derivatives	176,420	199,548
Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
ASSETS
Loans held for sale	0	0
Financial Derivatives	0	0
LIABILITIES
Financial Derivatives	0	0
Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
ASSETS
Loans held for sale	9,525	9,420
Financial Derivatives	94,883	97,445
LIABILITIES
Financial Derivatives	176,420	199,548
Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member]
ASSETS
Loans held for sale	0	0
Financial Derivatives	0	0
LIABILITIES
Financial Derivatives	0	0
US Government Agencies Debt Securities [Member]
ASSETS
Securities available for sale, at fair value	66,095	66,013
US Government Agencies Debt Securities [Member] \| Fair Value, Recurring [Member]
ASSETS
Securities available for sale, at fair value	66,095	66,013
US Government Agencies Debt Securities [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
ASSETS
Securities available for sale, at fair value	62,860	62,199
US Government Agencies Debt Securities [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
ASSETS
Securities available for sale, at fair value	3,235	3,814
US Government Agencies Debt Securities [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member]
ASSETS
Securities available for sale, at fair value	0	0
US States and Political Subdivisions Debt Securities [Member]
ASSETS
Securities available for sale, at fair value	456,370	468,337
US States and Political Subdivisions Debt Securities [Member] \| Fair Value, Recurring [Member]
ASSETS
Securities available for sale, at fair value	456,370	468,337
US States and Political Subdivisions Debt Securities [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
ASSETS
Securities available for sale, at fair value	0	0
US States and Political Subdivisions Debt Securities [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
ASSETS
Securities available for sale, at fair value	456,370	468,337
US States and Political Subdivisions Debt Securities [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Corporate Bond Securities [Member]
ASSETS
Securities available for sale, at fair value	238,830	244,712
Corporate Bond Securities [Member] \| Fair Value, Recurring [Member]
ASSETS
Securities available for sale, at fair value	238,830	244,712
Corporate Bond Securities [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Corporate Bond Securities [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
ASSETS
Securities available for sale, at fair value	238,830	244,712
Corporate Bond Securities [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Collateralized Mortgage-Backed Securities [Member] \| Fair Value, Recurring [Member]
ASSETS
Securities available for sale, at fair value	1,720,655	1,661,244
Collateralized Mortgage-Backed Securities [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Collateralized Mortgage-Backed Securities [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
ASSETS
Securities available for sale, at fair value	1,720,655	1,661,244
Collateralized Mortgage-Backed Securities [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Collateralized Securities, Other [Member]
ASSETS
Securities available for sale, at fair value	1,885	1,860
Collateralized Securities, Other [Member] \| Fair Value, Recurring [Member]
ASSETS
Securities available for sale, at fair value	1,885	1,860
Collateralized Securities, Other [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Collateralized Securities, Other [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
ASSETS
Securities available for sale, at fair value	1,885	1,860
Collateralized Securities, Other [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member]
ASSETS
Securities available for sale, at fair value	$ 0	$ 0