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v3.19.1

Consolidated Statements of Changes in Stockholders' Equity - USD ($) | Common Stock [Member] Springfield Bancshares | Common Stock [Member] Bates Companies [Member] | Common Stock [Member] Guaranty Bank and Trust Company [Member] | Common Stock [Member] | Additional Paid-in Capital [Member] Springfield Bancshares | Additional Paid-in Capital [Member] Bates Companies [Member] | Additional Paid-in Capital [Member] Guaranty Bank and Trust Company [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | AOCI Attributable to Parent [Member] | Springfield Bancshares | Bates Companies [Member] | Guaranty Bank and Trust Company [Member] | Total
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2015 |  |  |  | $ 11,761,083 |  |  |  | $ 123,282,851 | $ 92,965,645 | $ (2,123,829) |  |  |  | $ 225,885,750
Net income |  |  |  |  |  |  |  |  | 27,686,787 |  |  |  |  | 27,686,787
Other comprehensive income (loss), net of tax |  |  |  |  |  |  |  |  |  | (335,760) |  |  |  | (335,760)
Common cash dividends declared |  |  |  |  |  |  |  |  | (2,035,531) |  |  |  |  | (2,035,531)
Issuance of shares of common stock, net of issuance costs |  |  |  | 1,215,000 |  |  |  | 28,613,916 |  |  |  |  |  | 29,828,916
Issuance of shares of common stock as a result of stock purchased under the Employee Stock Purchase Plan |  |  |  | 20,192 |  |  |  | 417,336 |  |  |  |  |  | 437,528
Issuance of shares of common stock as a result of stock options exercised |  |  |  | 111,423 |  |  |  | 1,556,823 |  |  |  |  |  | 1,668,246
Stock-based compensation expense |  |  |  |  |  |  |  | 947,174 |  |  |  |  |  | 947,174
Tax benefit of nonqualified stock options exercised |  |  |  |  |  |  |  | 394,149 |  |  |  |  |  | 394,149
Restricted stock awards - shares of common stock |  |  |  | 21,882 |  |  |  | (21,882) |  |  |  |  |  |
Exchange of shares of common stock in connection with payroll taxes for restricted stock and in connection with stock options exercised |  |  |  | (22,735) |  |  |  | (546,140) |  |  |  |  |  | (568,875)
Adjustment To Additional Paid In Capital Tax Basis Adjustment Related To The Acquisition Of Noncontrolling Interest |  |  |  |  |  |  |  | 2,132,415 |  |  |  |  |  | 2,132,415
Balance at Dec. 31, 2016 |  |  |  | 13,106,845 |  |  |  | 156,776,642 | 118,616,901 | (2,459,589) |  |  |  | 286,040,799
Net income |  |  |  |  |  |  |  |  | 35,706,507 |  |  |  |  | 35,706,507
Other comprehensive income (loss), net of tax |  |  |  |  |  |  |  |  |  | 1,092,153 |  |  |  | 1,092,153
Common cash dividends declared |  |  |  |  |  |  |  |  | (2,664,561) |  |  |  |  | (2,664,561)
Issuance of shares of common stock as a result of stock purchased under the Employee Stock Purchase Plan |  |  |  | 13,318 |  |  |  | 454,822 |  |  |  |  |  | 468,140
Issuance of shares of common stock as a result of stock options exercised |  |  |  | 114,100 |  |  |  | 1,611,338 |  |  |  |  |  | 1,725,438
Stock-based compensation expense |  |  |  |  |  |  |  | 1,187,036 |  |  |  |  |  | 1,187,036
Restricted stock awards - shares of common stock |  |  |  | 28,289 |  |  |  | (28,289) |  |  |  |  |  |
Exchange of shares of common stock in connection with payroll taxes for restricted stock and in connection with stock options exercised |  |  |  | (23,054) |  |  |  | (986,743) |  |  |  |  |  | (1,009,797)
Reclassification of certain tax effects from accumulated other comprehensive income |  |  |  |  |  |  |  |  | 303,814 | (303,814) |  |  |  |
Issuance of shares of common stock as a result of the acquisition, net of issuance cost |  |  | $ 678,670 |  |  |  | $ 30,062,744 |  |  |  |  |  | $ 30,741,414 |
Balance at Dec. 31, 2017 |  |  |  | 13,918,168 |  |  |  | 189,077,550 | 151,962,661 | (1,671,250) |  |  |  | 353,287,129
Net income |  |  |  |  |  |  |  |  | 43,119,699 |  |  |  |  | 43,119,699
Other comprehensive income (loss), net of tax |  |  |  |  |  |  |  |  |  | (3,205,499) |  |  |  | (3,205,499)
Impact of adoption of ASU 2016-01 |  |  |  |  |  |  |  |  | 666,900 | (666,900) |  |  |  |
Common cash dividends declared |  |  |  |  |  |  |  |  | (3,545,927) |  |  |  |  | (3,545,927)
Issuance of shares of common stock as a result of stock purchased under the Employee Stock Purchase Plan |  |  |  | 15,528 |  |  |  | 576,245 |  |  |  |  |  | 591,773
Issuance of shares of common stock as a result of stock options exercised |  |  |  | 60,127 |  |  |  | 733,491 |  |  |  |  |  | 793,618
Stock-based compensation expense |  |  |  |  |  |  |  | 1,443,346 |  |  |  |  |  | 1,443,346
Restricted stock awards - shares of common stock |  |  |  | 22,660 |  |  |  | (22,660) |  |  |  |  |  |
Exchange of shares of common stock in connection with payroll taxes for restricted stock and in connection with stock options exercised |  |  |  | (21,190) |  |  |  | (855,475) |  |  |  |  |  | (876,665)
Issuance of shares of common stock as a result of the acquisition, net of issuance cost | $ 1,699,414 | $ 23,501 |  |  | $ 78,831,543 | $ 976,471 |  |  |  |  | $ 80,530,957 | $ 999,972 |  |
Balance at Dec. 31, 2018 |  |  |  | $ 15,718,208 |  |  |  | $ 270,760,511 | $ 192,203,333 | $ (5,543,649) |  |  |  | $ 473,138,403

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