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Note 10 - Revenues and Other Related Items - Deferred Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2021
Balance, current | $ 1,566 | $ 1,793 | $ 2,097
Balance, noncurrent | 398 | 395 | 418
Increase (decrease) | 237 | (227) | (304)
Increase (decrease) | 13 | 3 | (23)
Balance, current | 1,803 | 1,566 | 1,793
Balance, noncurrent | $ 411 | $ 398 | $ 395

X
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X
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