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Parent Company Condensed Financial Information - Statements of Cash Flows (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Condensed Financial Information [Line Items] |  |  |
Net Income | $ 71,392 | $ 67,081 | $ 57,910
Tax benefit from stock-based compensation | (9) | (53) | (16)
Net Cash Provided by Operating Activities | 96,796 | 60,584 | 78,103
Net Cash Used in Investing Activities | (616,653) | (405,737) | (437,048)
(Purchase) Sale of treasury shares, net | (115) | (182) | (163)
Cash dividends paid to common shareholders | (26,784) | (24,487) | (20,203)
Tax benefit from stock-based compensation | 9 | 53 | 16
Net Cash Provided by (Used in) Financing Activities | 559,944 | 334,972 | 360,169
Net increase (decrease) in cash | 40,087 | (10,181) | 1,224
Cash and cash equivalents at beginning of year | 99,399 | 109,580 | 108,356
Cash and Cash Equivalents at End of Year | 139,486 | 99,399 | 109,580
Parent Company |  |  |
Condensed Financial Information [Line Items] |  |  |
Net Income | 71,392 | 67,081 | 57,910
Equity in undistributed (earnings) losses of subsidiaries | (40,410) | 5,440 | (14,250)
Tax benefit from stock-based compensation | (9) | (53) | (16)
Other | 379 | 3,059 | (106)
Net Cash Provided by Operating Activities | 31,352 | 75,527 | 43,538
Net investments in subsidiaries | 0 | (38,404) | 0
Acquisitions | 0 | (29,510) | 0
Net Cash Used in Investing Activities | 0 | (67,914) | 0
Repayment of junior subordinated debt | 0 | (8,500) | 0
(Purchase) Sale of treasury shares, net | (115) | (112) | (163)
Cash dividends paid to common shareholders | (26,784) | (24,487) | (20,215)
Tax benefit from stock-based compensation | 9 | 53 | 16
Net Cash Provided by (Used in) Financing Activities | (26,890) | (33,046) | (20,362)
Net increase (decrease) in cash | 4,462 | (25,433) | 23,176
Cash and cash equivalents at beginning of year | 12,595 | 38,028 | 14,852
Cash and Cash Equivalents at End of Year | $ 17,057 | $ 12,595 | $ 38,028

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- Definition Net investments in consolidated subsidiary. + References No definition available. + Details
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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash -URI http://asc.fasb.org/extlink&oid=6506951 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3044-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash Equivalents -URI http://asc.fasb.org/extlink&oid=6507016 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 230 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49171198&loc=d3e33268-110906 + Details
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- Definition Amount of cash inflow from realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=65896087&loc=d3e11374-113907 + Details
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- Definition Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3574-108585 + Details
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