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Other Noninterest Income and Other Noninterest Expense (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Income | $ 34,170 | $ 36,359 | $ 29,277
Other Noninterest Expense | 200,047 | 189,892 | 152,835
PCI Loans |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Proceeds from Recoveries of Loans Previously Charged off | 20,100 | 21,200 | 16,200
Telecommunication |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Expense | 14,496 | 14,406 | 10,834
Cardholder Reward Programs |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Expense | 10,615 | 11,069 | 8,252
Processing Fees Paid To Third Parties |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Expense | 18,976 | 18,779 | 17,089
Collection |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Expense | 8,889 | 9,649 | 11,595
Consultant |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Expense | 10,931 | 8,925 | 10,168
Core Deposit Intangible Amortization [Member] |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Expense | 16,851 | 18,892 | 6,955
Advertising |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Expense | 10,239 | 12,431 | 11,461
Other Expense |  |  |
Other Operating Cost and Expense [Line Items] |  |  |
Other Noninterest Expense | $ 109,050 | $ 95,741 | $ 76,481

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- Definition [Line Items] for Other Operating Cost and Expense [Table] + References No definition available. + Details
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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.13) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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- Definition Amount of noninterest expense classified as other. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.14) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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- Definition The cash inflow from loans reinstated and recovered that were previously deemed uncollectible. + References No definition available. + Details
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