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Segment Reporting (Business Segment Profit (Loss)) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017
Segment Reporting Information [Line Items] |  |  |  |
Net interest income (expense) | $ 30,085 | $ 27,422 | $ 59,713 | $ 54,417
Provision for loan losses | (40) | (3,832) | (2,989) | (6,613)
Noninterest income | 8,549 | 9,333 | 17,533 | 17,169
Noninterest expense | (23,445) | (23,941) | (47,552) | (44,883)
Income before income taxes | 15,149 | 8,982 | 26,705 | 20,090
Income tax (expense) benefit | (2,979) | (2,736) | (5,247) | (5,901)
Net income | 12,170 | 6,246 | 21,458 | 14,189
Banking [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net interest income (expense) | 30,703 | 28,039 | 60,949 | 55,652
Provision for loan losses | (40) | (3,832) | (2,989) | (6,613)
Noninterest income | 6,301 | 6,215 | 12,805 | 11,793
Noninterest expense | (20,177) | (19,840) | (40,660) | (38,324)
Income before income taxes | 16,787 | 10,582 | 30,105 | 22,508
Income tax (expense) benefit | (3,504) | (3,048) | (6,136) | (6,621)
Net income | 13,283 | 7,534 | 23,969 | 15,887
Non-Banking [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Noninterest income | 2,385 | 2,040 | 5,009 | 4,445
Noninterest expense | (2,150) | (3,428) | (4,815) | (5,262)
Income before income taxes | 235 | (1,388) | 194 | (817)
Income tax (expense) benefit | (59) | (74) | (51) | (296)
Net income | 176 | (1,462) | 143 | (1,113)
Holding Company and Other [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net interest income (expense) | (618) | (617) | (1,236) | (1,235)
Noninterest income | (137) | 1,078 | (281) | 931
Noninterest expense | (1,118) | (673) | (2,077) | (1,297)
Income before income taxes | (1,873) | (212) | (3,594) | (1,601)
Income tax (expense) benefit | 584 | 386 | 940 | 1,016
Net income | $ (1,289) | $ 174 | $ (2,654) | $ (585)

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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://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(10)) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(8)) -URI http://asc.fasb.org/extlink&oid=114873790&loc=SL114874131-224263 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22694-107794 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(15)) -URI http://asc.fasb.org/extlink&oid=114873765&loc=SL114874048-224260 + Details
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