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Loans and Allowance for Credit Losses (Details) - USD ($) $ in Thousands | Mar. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Loans | $ 6,602,526 | $ 6,411,528
Loans, percent | 100.00% | 100.00%
Less: allowance for credit losses | $ (65,807) | $ (64,758)
Net loans | 6,536,719 | 6,346,770
Commercial [Member] |  |
Loans | $ 1,426,042 | $ 1,375,939
Loans, percent | 22.00% | 21.00%
Income Producing - Commercial Real Estate [Member] |  |
Loans | $ 3,137,498 | $ 3,047,094
Loans, percent | 47.00% | 48.00%
Owner Occupied - Commercial Real Estate - [Member] |  |
Loans | $ 800,747 | $ 755,444
Loans, percent | 12.00% | 12.00%
Real Estate Mortgage - Residential [Member] |  |
Loans | $ 103,932 | $ 104,357
Loans, percent | 2.00% | 2.00%
Construction - Commercial And Residencial [Member] |  |
Loans | $ 1,040,813 | $ 1,031,832
Construction - Commercial And Residencial [Member] | Commercial and Residential [Member] |  |
Loans | $ 1,000,266 | $ 973,141
Loans, percent | 15.00% | 15.00%
Construction - Commercial And Residencial [Member] | C & I Owner Occupied [Member] |  |
Loans | $ 40,547 | $ 58,691
Loans, percent | 1.00% | 1.00%
Home Equity [Member] |  |
Loans | $ 90,271 | $ 93,264
Loans, percent | 1.00% | 1.00%
Other Consumer [Member] |  |
Loans | $ 3,223 | $ 3,598
Loans, percent |  |

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- Definition Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524 + Details
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