Consolidated Statements of Income (Parentheticals) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Interest on other borrowings	$ 14,672	$ 15,602	$ 14,938
Securities gains, net	11,340	13,143	3,668
Impairment loss on securities	0	769	0
Income taxes	36,556	20,898	13,096
Reclassification out of Accumulated Other Comprehensive Income \| Accumulated Net Gain (Loss) from Derivatives
Interest on other borrowings	1,914	2,222	2,239
Reclassification out of Accumulated Other Comprehensive Income \| Accumulated Net Unrealized Investment Gain (Loss)
Securities gains, net	11,518	13,138	3,668
Impairment loss on securities	0	253	0
Reclassification out of Accumulated Other Comprehensive Income \| Accumulated Other Comprehensive Income
Income taxes	$ 3,582	$ 3,994	$ 533

The net gain (loss) realized from the sale, exchange, redemption, or retirement of securities, not separately or otherwise categorized as trading, available-for-sale, or held-to-maturity.

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(h))
-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 944
-SubTopic 225
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04.3)
-URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a),(b)
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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-Section S99
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-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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