Regulatory Matters (Tables)

12 Months Ended

Dec. 31, 2019

Broker-Dealer, Net Capital Requirement, SEC Regulation [Abstract]

Schedule of minimum amounts required for capital adequacy purposes

Regulatory capital ratios at December 31, 2019 and 2018, along with the minimum amounts required for capital adequacy purposes and to be well-capitalized under prompt corrective action provisions in effect at such times are presented below for United and the Bank (dollars in thousands):



	Basel III Guidelines				United Community Banks, Inc. (consolidated)						United Community Bank
	Minimum ⁽¹⁾		Well Capitalized		2019			2018			2019			2018
Risk-based ratios:
Common equity tier 1 capital	4.5	%	6.5	%	12.97		%	12.16		%	14.87		%	12.91		%
Tier 1 capital	6.0		8.0		13.21			12.42			14.87			12.91
Total capital	8.0		10.0		15.01			14.29			15.54			13.60
Tier 1 leverage ratio	4.0		5.0		10.34			9.61			11.63			9.98
Common equity tier 1 capital					$	1,275,148		$	1,148,355		$	1,458,720		$	1,216,449
Tier 1 capital					1,299,398			1,172,605			1,458,720			1,216,449
Total capital					1,476,302			1,348,843			1,524,267			1,281,062
Risk-weighted assets					9,834,051			9,441,622			9,810,477			9,421,009
Average total assets					12,568,563			12,207,986			12,545,254			12,183,341

⁽¹⁾As of December 31, 2019 and 2018 the additional capital conservation buffer in effect was 2.50% and 1.87%