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Regulatory Restrictions (Schedule of Capital Ratios) (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Company [Member] |  |
Amount |  |
Common equity Tier 1 capital ratio, actual | $ 535,566 | $ 456,826
Total capital ratio, actual | 609,428 | 532,907
Tier I capital ratio, actual | 587,764 | 508,791
Leverage ratio, actual | 587,764 | 508,791
Common equity Tier 1 capital ratio, fully phased-in regulatory guidelines minimum | 305,287 | 298,406
Total capital ratio, fully phased-in regulatory guidelines minimum | 457,930 | 447,609
Tier I capital ratio, fully phased-in regulatory guidelines minimum | 370,705 | 362,350
Leverage ratio, for capital adequacy purposes | $ 224,014 | $ 212,536
Ratio |  |
Common equity Tier 1 capital ratio, actual | 12.28% | 10.72%
Total capital ratio, actual | 13.97% | 12.50%
Tier I capital ratio, actual | 13.48% | 11.94%
Leverage ratio, actual | 10.50% | 9.58%
Common equity Tier 1 capital ratio, fully phased-in regulatory guidelines minimum | 7.00% | 7.00%
Total capital ratio, for capital adequacy purposes | 10.47% | 10.50%
Tier I capital ratio, for capital adequacy purposes | 8.50% | 8.50%
Leverage ratio, for capital adequacy purposes | 4.00% | 4.00%
Bank [Member] |  |
Amount |  |
Common equity Tier 1 capital ratio, actual | $ 586,053 | $ 507,496
Total capital ratio, actual | 607,717 | 531,612
Tier I capital ratio, actual | 586,053 | 507,496
Leverage ratio, actual | 586,053 | 507,496
Common equity Tier 1 capital ratio, fully phased-in regulatory guidelines minimum | 305,163 | 298,277
Total capital ratio, fully phased-in regulatory guidelines minimum | 457,745 | 447,416
Tier I capital ratio, fully phased-in regulatory guidelines minimum | 370,555 | 362,194
Leverage ratio, for capital adequacy purposes | 224,406 | 212,224
Common equity Tier 1 capital ratio, to be well capitalized under prompt corrective action provisions | 283,366 | 276,972
Total capital ratio, to be well capitalized under prompt corrective action provisions | 435,948 | 426,111
Tier I capital ratio, to be well capitalized under prompt corrective action provisions | 348,758 | 340,889
Leverage ratio, to be well capitalized under prompt corrective action provisions | $ 280,508 | $ 265,281
Ratio |  |
Common equity Tier 1 capital ratio, actual | 13.44% | 11.91%
Total capital ratio, actual | 13.94% | 12.48%
Tier I capital ratio, actual | 13.44% | 11.91%
Leverage ratio, actual | 10.45% | 9.57%
Common equity Tier 1 capital ratio, fully phased-in regulatory guidelines minimum | 7.00% | 7.00%
Total capital ratio, for capital adequacy purposes | 10.50% | 10.50%
Tier I capital ratio, for capital adequacy purposes | 8.50% | 8.50%
Leverage ratio, for capital adequacy purposes | 4.00% | 4.00%
Common equity Tier 1 capital ratio, To Be Well Capitalized Under Prompt Corrective Action Provisions | 6.50% | 6.50%
Total capital ratio, to be well capitalized under prompt corrective action provisions | 10.00% | 10.00%
Tier I capital ratio, to be well capitalized under prompt corrective action provisions | 8.00% | 8.00%
Leverage ratio, to be well capitalized under prompt corrective action provisions | 5.00% | 5.00%

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