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v3.19.1

CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands | Common Stock Outstanding [Member] | Common Stock Amount Issued [Member] | Additional Paid-In Capital [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive (Loss) [Member] | Treasury Stock [Member] | Deferred Compensation Arrangements [Member] | Total
--- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2017 |  | $ 51,264 | $ 894,879 | $ 700,557 | $ (3,699) | $ (21,014) | $ 13,328 | $ 1,635,315
Balance (in shares) at Dec. 31, 2017 | 50,696,077 |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net income |  |  |  | 40,106 |  |  |  | 40,106
Other comprehensive income (loss), net of tax |  |  |  |  | (31,527) |  |  | (31,527)
Dividends declared: |  |  |  |  |  |  |  |
Common |  |  |  | (17,259) |  |  |  | (17,259)
Common stock activity under employee stock ownership plan |  | 110 | 460 |  |  |  |  | 570
Common stock activity under employee stock ownership plan (in shares) | 110,413 |  |  |  |  |  |  |
Stock-based compensation |  |  | 1,715 |  |  |  |  | 1,715
Distribution of stock under deferred compensation arrangements |  |  |  |  |  | 1,898 | (1,898) | 0
Distribution of stock under deferred compensation arrangements (in shares) | 35,233 |  |  |  |  |  |  |
Treasury stock issued to benefit plans, net |  |  | 982 |  |  | 1,483 | 81 | 2,546
Treasury stock issued to benefit plans, net (in shares) | 41,880 |  |  |  |  |  |  |
Balance at Mar. 31, 2018 |  | 51,374 | 898,036 | 723,404 | (35,226) | (17,633) | 11,511 | 1,631,466
Balance (in shares) at Mar. 31, 2018 | 50,883,603 |  |  |  |  |  |  |
Balance at Dec. 31, 2018 |  | 51,577 | 911,748 | 795,563 | (45,305) | (11,528) | 11,728 | 1,713,783
Balance (in shares) at Dec. 31, 2018 | 51,257,824 |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net income |  |  |  | 41,946 |  |  |  | 41,946
Other comprehensive income (loss), net of tax |  |  |  |  | 18,543 |  |  | 18,543
Dividends declared: |  |  |  |  |  |  |  |
Common |  |  |  | (19,576) |  |  |  | (19,576)
Common stock activity under employee stock ownership plan |  | 151 | (995) |  |  |  |  | (844)
Common stock activity under employee stock ownership plan (in shares) | 150,919 |  |  |  |  |  |  |
Stock-based compensation |  |  | 1,391 |  |  |  |  | 1,391
Distribution of stock under deferred compensation arrangements |  |  | 1,064 |  |  | 830 | (1,894) | 0
Distribution of stock under deferred compensation arrangements (in shares) | 32,431 |  |  |  |  |  |  |
Treasury stock issued to benefit plans, net |  |  | 709 |  |  | 1,097 | 79 | 1,885
Treasury stock issued to benefit plans, net (in shares) | 30,197 |  |  |  |  |  |  |
Balance at Mar. 31, 2019 |  | $ 51,728 | $ 913,917 | $ 817,933 | $ (26,762) | $ (9,601) | $ 9,913 | $ 1,757,128
Balance (in shares) at Mar. 31, 2019 | 51,471,371 |  |  |  |  |  |  |

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