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Parent Company Statements - Statements of Cash Flows (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Net income | $ 86,135 | $ 81,012 | $ 83,957
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Share-based Compensation | 2,814 | 1,828 | 1,259
(Decrease) increase in other liabilities | 2,006 | 1,173 | 5,689
Net cash provided by operating activities | 87,887 | 89,234 | 71,743
Investing activities: |  |  |
Net cash used in investing activities | (152,560) | (395,468) | (229,580)
Financing activities |  |  |
Repayment of subordinated notes | 0 | 0 | (35,250)
Net cash provided by financing activities | 61,660 | 217,994 | 248,506
Increase (decrease) in cash and cash equivalents | (3,013) | (88,240) | 90,669
Parent Company |  |  |
Net income | 86,135 | 81,012 | 83,957
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Undistributed income of subsidiaries | (30,692) | (25,561) | (29,007)
Increase in other assets | (3,425) | (182) | (1,292)
(Decrease) increase in other liabilities | (2,524) | 485 | 298
Net cash provided by operating activities | 52,308 | 57,582 | 55,215
Investing activities: |  |  |
Repayment of investments in and advances to subsidiaries | 15,000 | 10,000 | 32,000
Net cash used in investing activities | 15,000 | 10,000 | 32,000
Financing activities |  |  |
Cash dividends paid | (57,653) | (57,776) | (57,876)
Cash payment for fractional shares | (4) | (3) | (5)
Net cash provided by financing activities | (57,657) | (63,837) | (95,486)
Increase (decrease) in cash and cash equivalents | 9,651 | 3,745 | (8,271)
Cash at beginning of year | 102,416 | 98,671 | 106,942
Cash at end of year | 112,067 | 102,416 | 98,671
Parent Company |  |  |
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Compensation expense for issuance of treasury shares to directors | 950 | 963 | 801
Share-based Compensation | 1,864 | 865 | 458
Treasury Stock, Common [Member] |  |  |
Financing activities |  |  |
Payments for Repurchase of Equity | $ 0 | $ 6,058 | $ 2,355

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