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Condensed Consolidated Statements of Changes in Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock [Member] | Capital in Excess of Par Value [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Loss [Member] | Treasury Stock [Member]
--- | --- | --- | --- | --- | --- | ---
Beginning balance at Mar. 31, 2020 | $ 96,724 | $ 1,069 | $ 26,361 | $ 91,389 | $ (9,556) | $ (12,539)
Beginning balance, shares at Mar. 31, 2020 |  | 10,689 |  |  |  |
Comprehensive (loss) income | (1,604) |  |  | (1,818) | 214 |
Issuance of shares |  | $ 11 | (11) |  |  |
Issuance of shares, shares |  | 113 |  |  |  |
Forfeiture of shares |  | $ (2) | 2 |  |  |
Forfeiture of shares, shares |  | (22) |  |  |  |
Dividends | (1,097) |  |  | (1,097) |  |
Recognition of equity-based compensation expense | 164 |  | 164 |  |  |
Purchase of treasury stock | (23) |  |  |  |  | (23)
Ending Balance at Jun. 30, 2020 | 94,164 | $ 1,078 | 26,516 | 88,474 | (9,342) | (12,562)
Ending Balance, shares at Jun. 30, 2020 |  | 10,780 |  |  |  |
Beginning balance at Mar. 31, 2020 | 96,724 | $ 1,069 | 26,361 | 91,389 | (9,556) | (12,539)
Beginning balance, shares at Mar. 31, 2020 |  | 10,689 |  |  |  |
Comprehensive (loss) income | 3,016 |  |  |  |  |
Ending Balance at Dec. 31, 2020 | 97,333 | $ 1,078 | 27,193 | 90,083 | (8,526) | (12,495)
Ending Balance, shares at Dec. 31, 2020 |  | 10,779 |  |  |  |
Beginning balance at Jun. 30, 2020 | 94,164 | $ 1,078 | 26,516 | 88,474 | (9,342) | (12,562)
Beginning balance, shares at Jun. 30, 2020 |  | 10,780 |  |  |  |
Comprehensive (loss) income | 3,094 |  |  | 2,744 | 350 |
Dividends | (1,098) |  |  | (1,098) |  |
Recognition of equity-based compensation expense | 330 |  | 330 |  |  |
Issuance of treasury stock | 87 |  | 20 |  |  | 67
Ending Balance at Sep. 30, 2020 | 96,577 | $ 1,078 | 26,866 | 90,120 | (8,992) | (12,495)
Ending Balance, shares at Sep. 30, 2020 |  | 10,780 |  |  |  |
Comprehensive (loss) income | 1,526 |  |  | 1,060 | 466 |
Forfeiture of shares, shares |  | (1) |  |  |  |
Recognition of equity-based compensation expense | 327 |  | 327 |  |  |
Ending Balance at Dec. 31, 2020 | 97,333 | $ 1,078 | 27,193 | 90,083 | (8,526) | (12,495)
Ending Balance, shares at Dec. 31, 2020 |  | 10,779 |  |  |  |
Beginning balance at Mar. 31, 2021 | 97,929 | $ 1,075 | 27,272 | 89,372 | (7,397) | (12,393)
Beginning balance, shares at Mar. 31, 2021 |  | 10,748 |  |  |  |
Comprehensive (loss) income | (2,828) |  |  | (3,126) | 298 |
Issuance of shares |  | $ 13 | (13) |  |  |
Issuance of shares, shares |  | 135 |  |  |  |
Forfeiture of shares |  | $ (1) | 1 |  |  |
Forfeiture of shares, shares |  | (9) |  |  |  |
Dividends | (1,177) |  |  | (1,177) |  |
Recognition of equity-based compensation expense | 353 |  | 353 |  |  |
Issuance of treasury stock | 8,964 |  | (194) |  |  | 9,158
Purchase of treasury stock | (41) |  |  |  |  | (41)
Ending Balance at Jun. 30, 2021 | 103,200 | $ 1,087 | 27,419 | 85,069 | (7,099) | (3,276)
Ending Balance, shares at Jun. 30, 2021 |  | 10,874 |  |  |  |
Beginning balance at Mar. 31, 2021 | 97,929 | $ 1,075 | 27,272 | 89,372 | (7,397) | (12,393)
Beginning balance, shares at Mar. 31, 2021 |  | 10,748 |  |  |  |
Comprehensive (loss) income | $ (6,516) |  |  |  |  |
Issuance of treasury stock, shares | 610 |  |  |  |  |
Ending Balance at Dec. 31, 2021 | $ 97,539 | $ 1,081 | 27,608 | 78,500 | (6,565) | (3,085)
Ending Balance, shares at Dec. 31, 2021 |  | 10,810 |  |  |  |
Beginning balance at Jun. 30, 2021 | 103,200 | $ 1,087 | 27,419 | 85,069 | (7,099) | (3,276)
Beginning balance, shares at Jun. 30, 2021 |  | 10,874 |  |  |  |
Comprehensive (loss) income | (276) |  |  | (492) | 216 |
Issuance of shares |  | $ 3 | (3) |  |  |
Issuance of shares, shares |  | 27 |  |  |  |
Forfeiture of shares |  | $ (9) | 9 |  |  |
Forfeiture of shares, shares |  | 91 |  |  |  |
Dividends | (1,177) |  |  | (1,177) |  |
Recognition of equity-based compensation expense | (23) |  | (23) |  |  |
Issuance of treasury stock | 128 |  | (63) |  |  | 191
Ending Balance at Sep. 30, 2021 | 101,852 | $ 1,081 | 27,339 | 83,400 | (6,883) | (3,085)
Ending Balance, shares at Sep. 30, 2021 |  | 10,810 |  |  |  |
Comprehensive (loss) income | (3,412) |  |  | (3,730) | 318 |
Dividends | (1,170) |  |  | (1,170) |  |
Recognition of equity-based compensation expense | 269 |  | 269 |  |  |
Ending Balance at Dec. 31, 2021 | $ 97,539 | $ 1,081 | $ 27,608 | $ 78,500 | $ (6,565) | $ (3,085)
Ending Balance, shares at Dec. 31, 2021 |  | 10,810 |  |  |  |

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