v3.19.1
Fair value (Tables)
3 Months Ended
Apr. 30, 2019
Fair Value Disclosures [Abstract]  
Assets measured at fair value on a recurring basis
The following table summarizes the assets measured at fair value on a recurring basis and indicates the level within the fair value hierarchy reflecting the valuation techniques utilized to determine fair value:


April 30, 2019
 
(in thousands)

Level 1


Level 2


Level 3

Other investments:







Marketable equity securities

$
77,356


$


$