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CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) | Total | Director [Member] | Common stock | Common stock Director [Member] | Additional Paid-in Capital | Additional Paid-in Capital Director [Member] | Retained Earnings [Member] | Treasury Stock
--- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning balance, shares outstanding at Dec. 31, 2020 |  |  | 17,995,000 |  |  |  |  |
Beginning Balance at Dec. 31, 2020 | $ 240,502,000 |  | $ 260,000 |  | $ 239,989,000 |  | $ 102,303,000 | $ (102,050,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net Income (Loss) | 12,933,000 |  |  |  |  |  | 12,933,000 |
Isuuance of common stock, shares |  |  | 18,000 | 5,000 |  |  |  |
Stock Issued During Period, Value, New Issues | $ 479,000 | $ 177,000 | $ 1,000 |  | 478,000 | $ 177,000 |  |
Exercise of stock options, shares | 101,000 |  | 30,000 |  |  |  |  |
Stock Issued During Period, Value, Stock Options Exercised | $ (148,000) |  |  |  | (148,000) |  |  |
Issuance of restricted common stock, shares |  |  | 9,000 |  |  |  |  |
Cancellation and retirement of restricted common stock, shares |  |  | (9,000) |  |  |  |  |
Stock Repurchased and Retired During Period, Value | (347,000) |  |  |  | (347,000) |  |  |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | 1,130,000 |  |  |  | 1,130,000 |  |  |
Dividends on common stock | (1,799,000) |  |  |  | (1,799,000) |  |  |
Adjustments to Additional Paid in Capital, Other | (1,424,000) |  |  |  | (1,424,000) |  |  |
Treasury Stock, Value, Acquired, Cost Method | $ 0 |  |  |  |  |  |  |
Treasury Stock, Shares, Acquired | 0 |  |  |  |  |  |  |
Ending balance, shares outstanding at Mar. 31, 2021 |  |  | 18,048,000 |  |  |  |  |
Ending Balance at Mar. 31, 2021 | $ 251,503,000 |  | $ 261,000 |  | 238,056,000 |  | 115,236,000 | (102,050,000)
Beginning balance, shares outstanding at Dec. 31, 2021 |  |  | 15,332,000 |  |  |  |  |
Beginning Balance at Dec. 31, 2021 | 128,015,000 |  | $ 263,000 |  | 236,809,000 |  | 135,462,000 | (244,519,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net Income (Loss) | 16,402,000 |  |  |  |  |  | 16,402,000 |
Isuuance of common stock, shares |  |  | 13,000 | 3,000 |  |  |  |
Stock Issued During Period, Value, New Issues | $ 603,000 | $ 147,000 |  |  | 603,000 | $ 147,000 |  |
Exercise of stock options, shares | 18,736 |  | 9,000 |  |  |  |  |
Stock Issued During Period, Value, Stock Options Exercised | $ (22,000) |  |  |  | (22,000) |  |  |
Cancellation and retirement of restricted common stock, shares |  |  | (5,000) |  |  |  |  |
Stock Repurchased and Retired During Period, Value | (207,000) |  |  |  | (207,000) |  |  |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | 1,460,000 |  |  |  | 1,460,000 |  |  |
Dividends on common stock | (1,725,000) |  |  |  | (1,725,000) |  |  |
Treasury Stock, Value, Acquired, Cost Method | $ (26,010,000) |  |  |  |  |  |  | (26,010,000)
Treasury Stock, Shares, Acquired | 490,000 |  | 490,000 |  |  |  |  |
Other, shares |  |  | 27,000 |  |  |  |  |
Stockholders' Equity, Other | $ (1,358,000) |  |  |  | (1,358,000) |  |  |
Ending balance, shares outstanding at Mar. 31, 2022 |  |  | 14,889,000 |  |  |  |  |
Ending Balance at Mar. 31, 2022 | $ 120,021,000 |  | $ 263,000 |  | $ 238,423,000 |  | $ 151,864,000 | $ (270,529,000)

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