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Segment Reporting (Business Segment Profit (Loss)) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Segment Reporting Information [Line Items] |  |
Net interest income (expense) | $ 29,628 | $ 26,995
Provision for loan losses | (2,949) | (2,781)
Noninterest income | 8,984 | 7,836
Noninterest expense | (24,107) | (20,942)
Income before income taxes | 11,556 | 11,108
Income tax expense (benefit) | 2,268 | 3,165
Net income | 9,288 | 7,943
Banking [Member] |  |
Segment Reporting Information [Line Items] |  |
Net interest income (expense) | 30,246 | 27,613
Provision for loan losses | (2,949) | (2,781)
Noninterest income | 6,504 | 5,578
Noninterest expense | (20,483) | (18,484)
Income before income taxes | 13,318 | 11,926
Income tax expense (benefit) | 2,632 | 3,573
Net income | 10,686 | 8,353
Non-Banking [Member] |  |
Segment Reporting Information [Line Items] |  |
Noninterest income | 2,624 | 2,405
Noninterest expense | (2,665) | (1,834)
Income before income taxes | (41) | 571
Income tax expense (benefit) | (8) | 222
Net income | (33) | 349
Holding Company and Other [Member] |  |
Segment Reporting Information [Line Items] |  |
Net interest income (expense) | (618) | (618)
Noninterest income | (144) | (147)
Noninterest expense | (959) | (624)
Income before income taxes | (1,721) | (1,389)
Income tax expense (benefit) | (356) | (630)
Net income | $ (1,365) | $ (759)

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- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 20 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=68072869&loc=d3e41242-110953 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(10)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(15)) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(8)) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 + Details
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