Annual report pursuant to Section 13 and 15(d)

REGULATORY MATTERS AND CAPITAL (Schedule of Bank Capital and Ratio) (Details)

v3.10.0.1
REGULATORY MATTERS AND CAPITAL (Schedule of Bank Capital and Ratio) (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]    
Common Equity Tier 1 capital to risk weighted assets, actual amount $ 1,106,871 $ 737,204
Common Equity Tier 1 capital to risk weighted assets, actual ratio 9.93% 9.04%
Common Equity Tier 1 capital to risk weighted assets, required for capital adequacy purposes, amount $ 501,608 $ 367,073
Common Equity Tier 1 capital to risk weighted assets, required for capital adequacy purposes, ratio 4.50% 4.50%
Tier 1 capital to risk weighted assets, actual amount $ 1,236,709 $ 826,979
Tier 1 capital to risk weighted assets, actual ratio 11.09% 10.14%
Tier 1 capital to risk weighted assets, required for capital adequacy purposes, amount $ 668,817 $ 489,428
Tier 1 capital ratio of risk-weighted assets 6.00% 6.00%
Total capital to risk weighted assets, actual amount $ 1,435,711 $ 1,013,788
Total capital to risk weighted assets, actual ratio 12.88% 12.43%
Total capital to risk weighted assets, Required for Capital adequacy purposes, amount $ 891,753 $ 652,573
Total capital to risk weighted assets, required for capital adequacy purposes, ratio 8.00% 8.00%
Tier 1 capital to average adjusted assets, actual amount $ 1,236,709 $ 826,979
Tier 1 capital to average adjusted assets, actual ratio 9.71% 9.42%
Tier 1 capital to average adjusted assets, required for capital adequacy purposes, amount $ 509,678 $ 351,230
Tier 1 capital to average adjusted assets, required for capital adequacy purposes, ratio 4.00% 4.00%
Union Bank & Trust    
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]    
Common Equity Tier 1 capital to risk weighted assets, actual amount $ 1,378,039 $ 947,432
Common Equity Tier 1 capital to risk weighted assets, actual ratio 12.40% 11.66%
Common Equity Tier 1 capital to risk weighted assets, required for capital adequacy purposes, amount $ 500,224 $ 365,616
Common Equity Tier 1 capital to risk weighted assets, required for capital adequacy purposes, ratio 4.50% 4.50%
Common Equity Tier 1 capital to risk weighted assets, required in order to be well capitalized under PCA, amount $ 722,546 $ 528,111
Common Equity Tier 1 capital to risk weighted assets, required in order to be well capitalized under PCA, ratio 6.50% 6.50%
Tier 1 capital to risk weighted assets, actual amount $ 1,378,039 $ 947,432
Tier 1 capital to risk weighted assets, actual ratio 12.40% 11.66%
Tier 1 capital to risk weighted assets, required for capital adequacy purposes, amount $ 666,965 $ 487,488
Tier 1 capital ratio of risk-weighted assets 6.00% 6.00%
Tier 1 capital to risk weighted assets, required in order to be well capitalized under PCA, amount $ 889,287 $ 649,983
Tier 1 capital to risk weighted assets, required in order to be well capitalized under PCA, ratio 8.00% 8.00%
Total capital to risk weighted assets, actual amount $ 1,419,984 $ 986,040
Total capital to risk weighted assets, actual ratio 12.77% 12.14%
Total capital to risk weighted assets, Required for Capital adequacy purposes, amount $ 889,289 $ 649,983
Total capital to risk weighted assets, required for capital adequacy purposes, ratio 8.00% 8.00%
Total capital to risk weighted assets, required in order to be well capitalized under PCA, amount $ 1,111,612 $ 812,478
Total capital to risk weighted assets, required in order to be well capitalized under PCA, ratio 10.00% 10.00%
Tier 1 capital to average adjusted assets, actual amount $ 1,378,039 $ 947,432
Tier 1 capital to average adjusted assets, actual ratio 10.84% 10.82%
Tier 1 capital to average adjusted assets, required for capital adequacy purposes, amount $ 508,412 $ 350,126
Tier 1 capital to average adjusted assets, required for capital adequacy purposes, ratio 4.00% 4.00%
Tier 1 capital to average adjusted assets, required in order to be well capitalized under PCA, amount $ 635,515 $ 437,657
Tier 1 capital to average adjusted assets, required in order to be well capitalized under PCA, ratio 5.00% 5.00%