STOCKHOLDERS' EQUITY: (Tables)

12 Months Ended

Mar. 31, 2012

STOCKHOLDERS' EQUITY:

Schedule of outstanding warrants

The following table shows outstanding warrants as of March 31, 2012:

	Number of warrants outstanding	Issued	Vesting date	Expiration date	Weighted average exercise price
AISS acquisition (fiscal 2003)	1,272,024	August 2002	August 2002	August 12, 2017	$	16.32
Toplander acquisition (fiscal 2003)	102,935	March 2004	March 2004	March 17, 2019	$	13.24
	1,374,959				$	16.09

Stock option activity

	Number of shares		Weighted- average exercise price per share		Weighted- average remaining contractual term (in years)	Aggregate Intrinsic value (in thousands)
Outstanding at March 31, 2011	9,526,989		$	20.75
Granted	884,534
Exercised	(723,733	)				$	2,355
Forfeited or cancelled	(1,365,713	)
Outstanding at March 31, 2012	8,322,077		$	20.91	4.13	$	4,373
Exercisable at March 31, 2012	7,390,173		$	21.84	3.49	$	3,190

Summary of stock options outstanding and exercisable

Following is a summary of stock options outstanding as of March 31, 2012:

	Options outstanding				Options exercisable
Range of exercise price per share	Options outstanding	Weighted- average remaining contractual life	Weighted- average exercise price per share		Options exercisable	Weighted- average exercise price per share
$   3.69 - $   9.62	128,457	5.79 years	$	8.61	74,457	$	8.41
$ 10.22 - $ 15.00	2,020,341	6.39 years	$	12.90	1,177,151	$	12.37
$ 15.10 - $ 19.82	2,021,967	3.69 years	$	16.61	1,987,253	$	16.59
$ 20.12 - $ 25.00	2,122,378	3.97 years	$	22.92	2,122,378	$	22.92
$ 25.98 - $ 29.30	1,106,336	2.44 years	$	26.70	1,106,336	$	26.70
$ 30.93 - $ 39.12	679,996	2.19 years	$	35.79	679,996	$	35.79
$ 40.50 - $ 62.06	242,602	2.55 years	$	44.08	242,602	$	44.08
	8,322,077	4.13 years	$	20.91	7,390,173	$	21.84

Non-vested non performance restricted stock unit activity

	Number of shares		Weighted average fair value per share at grant date (in thousands)		Weighted-average remaining contractual term (in years)
Outstanding at March 31, 2011	1,195,043		$	13.42	2.16
Granted	787,451		$	13.26
Vested	(513,707	)	$	12.51
Forfeited or cancelled	(293,626	)	$	13.30
Outstanding at March 31, 2012	1,175,161		$	13.40	2.21

Non-vested performance-based restricted stock unit activity

	Number of shares		Weighted average fair value per share at grant date (in thousands)		Weighted-average remaining contractual term (in years)
Outstanding at March 31, 2011	586,269		$	15.26	0.51
Granted	530,137		$	10.16
Vested	(470,779	)	$	13.02
Forfeited or cancelled	(133,763	)	$	19.63
Outstanding at March 31, 2012	511,864		$	10.91	2.31

Schedule of accumulated balances for each component of other comprehensive income

	March 31, 2012			March 31, 2011
Foreign currency translation	$	14,664		$	16,883
Unrealized loss on interest rate swap	(1,063		)	(892		)
	$	13,601		$	15,991