Note 14 - Fair Value Measurements - Reconciliation of Level 3 Instruments (Details)
$ in Thousands
|3 Months Ended|
Apr. 30, 2023
|Balance at beginning||$ 4,754|
|Balance at end||$ 1,902|
Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3).
Reference 1: http://www.xbrl.org/2003/role/disclosureRef
Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef