SHARE-BASED COMPENSATION (Tables)

3 Months Ended

Jun. 30, 2011

SHARE-BASED COMPENSATION:

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	155,651		$	13.75
Exercised	(98,838	)	$	10.50		$	261
Forfeited or cancelled	(405,243	)	$	20.26
Outstanding at June 30, 2011	9,178,559		$	20.76	4.28	$	3,174
Exercisable at June 30, 2011	8,620,882		$	21.18	4.02	$	2,709

Summary of stock options outstanding and exercisable

	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	320,888	5.60 years	$	8.70	210,388	$	8.59
$ 10.22 - $ 15.00	2,056,151	4.91 years	$	12.56	1,779,546	$	12.38
$ 15.10 - $ 19.82	2,260,936	4.43 years	$	16.62	2,130,364	$	16.60
$ 20.12 - $ 25.00	2,195,274	4.95 years	$	22.94	2,155,274	$	22.90
$ 25.98 - $ 29.30	1,331,469	2.72 years	$	26.81	1,331,469	$	26.81
$ 30.93 - $ 39.12	761,236	2.71 years	$	35.70	761,236	$	35.70
$ 40.50 - $ 62.06	252,605	3.22 years	$	44.11	252,605	$	44.11
	9,178,559	4.28 years	$	20.76	8,620,882	$	21.18

Non-vested 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	1,781,312		$	14.08	1.60
Granted	665,691		$	13.61
Vested	(785,573	)	$	12.77
Forfeited or cancelled	(88,087	)	$	17.33
Outstanding at June 30, 2011	1,573,343		$	14.04	2.32