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Regulatory Matters (Tables) | 12 Months Ended
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Dec. 31, 2014
Banking and Thrift [Abstract] |
Regulatory Capital Amounts and Ratios for Company and Bank | The following table summarizes regulatory capital amounts and ratios for the Company and the Bank as of December 31, 2014, and 2013:
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | To Be Well Capitalized |
|  |  |  |  |  |  |  | For Capital |  |  | under Prompt Corrective |
|  | Actual |  |  | Adequacy Purposes |  |  | Action Provisions |
|  | Amount |  |  | Ratio |  |  | Amount |  |  |  |  |  | Ratio |  |  | Amount |  |  |  |  |  | Ratio |
|  | (Dollars in thousands) |
As of December 31, 2014: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total Capital (to Risk- Weighted Assets) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Company |  | $ | 853,147 |  |  |  | 18.24 | % |  | $ | 374,144 |  |  | ³ |  |  |  |  | 8.00 | % |  |  |  |  |  |  |  |  |  |  | N/A |
Bank |  | $ | 845,951 |  |  |  | 18.11 | % |  | $ | 373,758 |  |  | ³ |  |  |  |  | 8.00 | % |  | $ | 467,197 |  |  | ³ |  |  |  |  | 10.00 | %
Tier I Capital (to Risk- Weighted Assets) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Company |  | $ | 794,576 |  |  |  | 16.99 | % |  | $ | 187,072 |  |  | ³ |  |  |  |  | 4.00 | % |  |  |  |  |  |  |  |  |  |  | N/A |
Bank |  | $ | 787,439 |  |  |  | 16.85 | % |  | $ | 186,879 |  |  | ³ |  |  |  |  | 4.00 | % |  | $ | 280,318 |  |  | ³ |  |  |  |  | 6.00 | %
Tier I Capital (to Average- Assets) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Company |  | $ | 794,576 |  |  |  | 10.86 | % |  | $ | 292,615 |  |  | ³ |  |  |  |  | 4.00 | % |  |  |  |  |  |  |  |  |  |  | N/A |
Bank |  | $ | 787,439 |  |  |  | 10.77 | % |  | $ | 292,392 |  |  | ³ |  |  |  |  | 4.00 | % |  | $ | 365,490 |  |  | ³ |  |  |  |  | 5.00 | %
As of December 31, 2013: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total Capital (to Risk- Weighted Assets) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Company |  | $ | 801,719 |  |  |  | 19.09 | % |  | $ | 336,008 |  |  | ³ |  |  |  |  | 8.00 | % |  |  |  |  |  |  |  |  |  |  | N/A |
Bank |  | $ | 794,239 |  |  |  | 18.93 | % |  | $ | 335,740 |  |  | ³ |  |  |  |  | 8.00 | % |  | $ | 419,675 |  |  | ³ |  |  |  |  | 10.00 | %
Tier I Capital (to Risk- Weighted Assets) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Company |  | $ | 748,825 |  |  |  | 17.83 | % |  | $ | 168,004 |  |  | ³ |  |  |  |  | 4.00 | % |  |  |  |  |  |  |  |  |  |  | N/A |
Bank |  | $ | 741,386 |  |  |  | 17.67 | % |  | $ | 167,870 |  |  | ³ |  |  |  |  | 4.00 | % |  | $ | 251,805 |  |  | ³ |  |  |  |  | 6.00 | %
Tier I Capital (to Average- Assets) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Company |  | $ | 748,825 |  |  |  | 11.30 | % |  | $ | 265,035 |  |  | ³ |  |  |  |  | 4.00 | % |  |  |  |  |  |  |  |  |  |  | N/A |
Bank |  | $ | 741,386 |  |  |  | 11.20 | % |  | $ | 264,893 |  |  | ³ |  |  |  |  | 4.00 | % |  | $ | 331,117 |  |  | ³ |  |  |  |  | 5.00 | %

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- Definition Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=35709795&loc=d3e65071-112826 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=35709795&loc=SL5958568-112826 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=35709795&loc=SL5958570-112826 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1G -URI http://asc.fasb.org/extlink&oid=35709795&loc=SL5958577-112826 + Details
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