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ACQUISITIONS (Details) - USD ($) $ in Thousands |  |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Jan. 11, 2024 | Jan. 03, 2024 | Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023 | Sep. 22, 2023
ACQUISITIONS |  |  |  |  |  |
Goodwill |  |  | $ 133,159 |  | $ 131,338 |
Cash paid for acquisition |  |  | 25,527 | $ 6,250 |  |
Assets Acquired and Liabilities Assumed |  |  |  |  |  |
Earnings |  |  | 6,902 | 6,315 |  |
Revenues |  |  | 146,713 | 145,549 |  |
Amortization of intangible assets |  |  | 3,115 | 3,009 |  |
Goodwill |  |  | 133,159 |  | 131,338 |
Pro forma Condensed Combined Financial Information |  |  |  |  |  |
Revenues |  |  | 148,007 | 155,747 |  |
Income before income taxes |  |  | 9,444 | $ 8,286 |  |
Accrued liabilities. |  |  |  |  |  |
ACQUISITIONS |  |  |  |  |  |
Fair value of contingent consideration |  |  |  |  | (7,720) |
Other long-term liabilities |  |  |  |  |  |
ACQUISITIONS |  |  |  |  |  |
Fair value of contingent consideration |  |  |  |  | (270) |
Spectrum Controls |  |  |  |  |  |
ACQUISITIONS |  |  |  |  |  |
Amount payable at each payment |  | $ 12,500 |  |  |  |
Percentage of remaining consideration in cash |  | 50.00% |  |  |  |
Percentage of remaining consideration in stock |  | 50.00% |  |  |  |
Sierramotion Inc |  |  |  |  |  |
ACQUISITIONS |  |  |  |  |  |
Business acquisition percentage of voting interests acquired |  |  |  |  |  | 100.00%
Purchase price |  |  |  |  | $ 8,400 |
SNC |  |  |  |  |  |
ACQUISITIONS |  |  |  |  |  |
Business acquisition percentage of voting interests acquired | 100.00% |  |  |  |  |
Purchase price | $ 20,000 |  |  |  |  |
Intangible assets |  |  | 2,800 |  |  |
Goodwill |  |  | 2,752 |  |  |
Transaction costs related to acquisition |  |  | 300 |  |  |
Revenue of SNC |  |  | 8,509 |  |  |
Net income |  |  | 730 |  |  |
Assets Acquired and Liabilities Assumed |  |  |  |  |  |
Cash and cash equivalents |  |  | 881 |  |  |
Trade receivables |  |  | 3,467 |  |  |
Inventories |  |  | 9,200 |  |  |
Prepaid expenses and other assets |  |  | 496 |  |  |
Property, plant, and equipment |  |  | 4,258 |  |  |
Operating lease assets |  |  | 378 |  |  |
Intangible assets |  |  | 2,800 |  |  |
Goodwill |  |  | 2,752 |  |  |
Other current liabilities |  |  | (3,188) |  |  |
Deferred revenue |  |  | (55) |  |  |
Operating lease liabilities |  |  | (378) |  |  |
Net deferred income tax liabilities |  |  | (702) |  |  |
Other noncurrent liabilities |  |  | (118) |  |  |
Net purchase price |  |  | 19,791 |  |  |
SNC | Technology |  |  |  |  |  |
ACQUISITIONS |  |  |  |  |  |
Intangible assets |  |  | 800 |  |  |
Assets Acquired and Liabilities Assumed |  |  |  |  |  |
Intangible assets |  |  | $ 800 |  |  |
Estimated Life |  |  | 10 years |  |  |
SNC | Customer lists |  |  |  |  |  |
ACQUISITIONS |  |  |  |  |  |
Intangible assets |  |  | $ 1,400 |  |  |
Assets Acquired and Liabilities Assumed |  |  |  |  |  |
Intangible assets |  |  | $ 1,400 |  |  |
Estimated Life |  |  | 12 years |  |  |
SNC | Trade name |  |  |  |  |  |
ACQUISITIONS |  |  |  |  |  |
Intangible assets |  |  | $ 600 |  |  |
Assets Acquired and Liabilities Assumed |  |  |  |  |  |
Intangible assets |  |  | $ 600 |  |  |
Estimated Life |  |  | 10 years |  |  |

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