STOCKHOLDERS' EQUITY: (Tables)

12 Months Ended

Mar. 31, 2017

Schedule of option activity

				Weighted-average
		Weighted-average		remaining	Aggregate
	Number of	exercise price		contractual term	Intrinsic value
	shares	per share		(in years)	(in thousands)
Outstanding at March 31, 2016	3,604,102	$	14.52
Arbor and Circulate replacement stock options	358,503	$	1.48
Exercised	(855,797)	$	14.04		$	9,751
Forfeited or cancelled	(73,737)	$	13.17
Outstanding at March 31, 2017	3,033,071	$	13.14	5.7	$	46,574
Exercisable at March 31, 2017	2,128,023	$	13.79	4.6	$	31,303

Summary of stock options outstanding and exercisable

					Options outstanding					Options exercisable
Range of						Weighted-average		Weighted-average			Weighted-average
exercise price					Options	remaining		exercise price		Options	exercise price
per share					outstanding	contractual life		per share		exercisable	per share
$	0.61	-	$	9.99	824,755	7.4	years	$	1.67	433,414	$	1.70
$	10.00	-	$	19.99	1,475,505	5.1	years	$	15.15	1,166,348	$	14.46
$	20.00	-	$	24.99	713,259	4.8	years	$	21.72	513,598	$	21.93
$	25.00	-	$	32.85	19,552	6.6	years	$	32.85	14,663	$	32.85
					3,033,071	5.7	years	$	13.14	2,128,023	$	13.79

Schedule of stock appreciation right (SAR) activity

				Weighted-average
			Weighted-average	remaining		Aggregate
	Number		exercise price	contractual term		intrinsic value
	of shares		per share	(in years)		(in thousands)
Outstanding at March 31, 2016	245,404	$	40.00
Outstanding at March 31, 2017	245,404	$	40.00	—	$	—
Exercisable at March 31, 2017	—	$	—	—	$	—

Schedule of non-vested time-vesting restricted stock units activity

		Weighted-average		Weighted-average
		fair value per		remaining
	Number	share at grant		contractual
	of shares	date		term (in years)
Outstanding at March 31, 2016	2,279,895	$	19.69	2.12
Granted	2,309,183	$	24.01
Vested	(1,013,186)	$	20.04
Forfeited or cancelled	(268,315)	$	20.02
Outstanding at March 31, 2017	3,307,577	$	22.57	2.45

Schedule of non-vested performance-based restricted stock units activity

		Weighted-average		Weighted-average
		fair value per		remaining
	Number	share at		contractual
	of shares	grant date		term (in years)
Outstanding at March 31, 2016	516,818	$	18.62	1.67
Granted	263,835	$	24.83
Forfeited or cancelled	(47,942)	$	18.13
Outstanding at March 31, 2017	732,711	$	20.89	1.13

Schedule of other performance unit activity

		Weighted average		Weighted-average
		fair value per		remaining
	Number	share at		contractual
	of shares	grant date		term (in years)
Outstanding at March 31, 2016	635,655	$	4.07	1.30
Forfeited or cancelled	(38,462)	$	2.94
Outstanding at March 31, 2017	597,193	$	4.14	0.30

Schedule of accumulated balances for each component of other comprehensive income

The accumulated balances for each component of other comprehensive income was (dollars in thousands):

	March 31,		March 31,
	2017		2016
Foreign currency translation	$	7,999	$	8,705
Unrealized gain (loss) on interest rate swap		—		(115)
	$	7,999	$	8,590

Performance stock

Schedule of stock appreciation right (SAR) activity

				Weighted-average
			Weighted-average	remaining		Aggregate
	Number		exercise price	contractual term		intrinsic value
	of shares		per share	(in years)		(in thousands)
Outstanding at March 31, 2016	—	$	—
Granted	633,604	$	21.40
Forfeited or cancelled	(78,481)	$	21.36
Outstanding at March 31, 2017	555,123	$	21.41	2.1	$	3,921
Exercisable at March 31, 2017	—	$	—	—	$	—