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Other Noninterest Income and Other Noninterest Expense (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Income | $ 26,041 | $ 35,358 | $ 34,170
Other Noninterest Expense | 147,063 | 142,430 | 145,907
PCI Loans |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Proceeds from Recoveries of Loans Previously Charged off | 16,600 | 21,100 | 20,100
Telecommunication |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Expense | 10,471 | 12,172 | 14,496
Consultant |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Expense | 14,345 | 14,963 | 10,931
Core Deposit Intangible Amortization |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Expense | 17,165 | 17,194 | 16,851
Advertising |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Expense | 11,650 | 11,227 | 10,239
Other Expense |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Expense | $ 93,432 | $ 86,874 | $ 93,390

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- Definition Represents the total of noninterest income derived from certain activities and assets including (for example): (1) venture capital investments; (2) bank owned life insurance; (3) foreign currency transactions; and (4) mortgage servicing rights. + 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=114873765&loc=SL114874048-224260 + Details
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- Definition Amount of noninterest expense classified as other. + 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 210.9-04.14) -URI http://asc.fasb.org/extlink&oid=114873765&loc=SL114874048-224260 + Details
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- Definition The cash inflow from loans reinstated and recovered that were previously deemed uncollectible. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585 + Details
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