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Revenue Recognition Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018
Disaggregation of Revenue [Line Items] |  |  |  |
Other noninterest income - ASC 606 | $ 1,642 | $ 1,060 | $ 2,581 | $ 2,034
Total noninterest income in scope of ASC 606 | 19,880 | 17,436 | 36,654 | 33,473
Total noninterest income out of scope of ASC 606 | 8,768 | 4,451 | 13,527 | 8,277
Noninterest Income | 28,648 | 21,887 | 50,181 | 41,750
Deposit Account [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 5,080 | 4,551 | 9,486 | 8,982
Credit Card, Merchant Discount [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 4,825 | 3,919 | 8,560 | 7,324
ATM Charge [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 856 | 736 | 1,522 | 1,390
Investment Advisory, Management and Administrative Service [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 6,423 | 6,083 | 12,492 | 11,665
Investment Advisory, Retail Investment and Insurance Service [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 730 | 739 | 1,409 | 1,299
Merchant Processing [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | $ 324 | $ 348 | $ 604 | $ 779

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- Definition Other various types of noninterest income that falls within the scope of ASC 606. This category of other noninterest income includes but is not limited to safe deposit rent, 1031 exchange fee revenue and foreign currency. + References No definition available. + Details
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- Definition Total noninterest income in scope of ASC 606 + References No definition available. + Details
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- Definition Total noninterest income out of scope of ASC 606 + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.13) -URI http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260 + Details
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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
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