STOCK-BASED COMPENSATION: - Summary of Options (Details)	9 Months Ended
	Dec. 31, 2021 $ / shares shares
Stock options outstanding and exercisable by exercise price range
Options outstanding (in shares) | shares	749,944
Options outstanding - Weighted-average remaining contractual life	2 years 6 months
Options outstanding - Weighted-average exercise price per share (in dollars per share)	$ 15.99
Options exercisable (in shares) | shares	710,215
Options exercisable - Weighted-average exercise price per share (in dollars per share)	$ 16.83
Range of exercise price per share from $0.17 to $9.99
Stock options outstanding and exercisable by exercise price range
Exercise price per share, low end of range (in dollars per share)	0
Exercise price per share, high end of range (in dollars per share)	$ 9.99
Options outstanding (in shares) | shares	98,014
Options outstanding - Weighted-average remaining contractual life	5 years 9 months 18 days
Options outstanding - Weighted-average exercise price per share (in dollars per share)	$ 1.19
Options exercisable (in shares) | shares	58,285
Options exercisable - Weighted-average exercise price per share (in dollars per share)	$ 1.29
Range of exercise price per share from $10.00 to $19.99
Stock options outstanding and exercisable by exercise price range
Exercise price per share, low end of range (in dollars per share)	10.00
Exercise price per share, high end of range (in dollars per share)	$ 19.99
Options outstanding (in shares) | shares	346,807
Options outstanding - Weighted-average remaining contractual life	2 years
Options outstanding - Weighted-average exercise price per share (in dollars per share)	$ 15.50
Options exercisable (in shares) | shares	346,807
Options exercisable - Weighted-average exercise price per share (in dollars per share)	$ 15.50
Range of exercise price per share from $20.00 to $24.99
Stock options outstanding and exercisable by exercise price range
Exercise price per share, low end of range (in dollars per share)	20.00
Exercise price per share, high end of range (in dollars per share)	$ 24.99
Options outstanding (in shares) | shares	305,123
Options outstanding - Weighted-average remaining contractual life	2 years
Options outstanding - Weighted-average exercise price per share (in dollars per share)	$ 21.31
Options exercisable (in shares) | shares	305,123
Options exercisable - Weighted-average exercise price per share (in dollars per share)	$ 21.31