MANAGEMENT AGREEMENT (Details) (ZelnickMedia Corporation ("ZelnickMedia"), USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		1 Months Ended	3 Months Ended	1 Months Ended	3 Months Ended			1 Months Ended	3 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Aug. 31, 2007 Stock options	Jun. 30, 2010 Stock options	Jun. 30, 2008 Restricted stock	Jun. 30, 2011 Restricted stock	Jun. 30, 2010 Restricted stock	Jun. 30, 2011 Restricted stock New Management Agreement Pending Approval	Jun. 30, 2008 Market-based restricted stock	Jun. 30, 2011 Market-based restricted stock New Management Agreement Pending Approval	Jun. 30, 2011 New Management Agreement Pending Approval
Management Agreement
Annual management fee	$ 2,500										$ 2,500
Maximum bonus per fiscal year based on the achievement of certain performance thresholds	2,500										3,500
Consulting expense	938	1,771
Stock options issued during the period to acquire shares of common stock (in shares)			2,009,075
Exercise price of stock options at date of grant (in dollars per share)			$ 14.74
Stock-based compensation award, vesting period			36 months		3 years				4 years
Stock-based compensation award, expiration date of grant (in years)			10 years
Stock-based compensation expense (benefit)				$ 981		$ 527	$ 85
Stock-based compensation award, number of shares granted (in shares)					600,000			1,100,000	900,000	1,650,000
Vesting requirement for market-based restricted stock								4	Price of common stock must outperform 75% of the companies in the NASDAQ Industrial Index measured annually on a cumulative basis.	4
Annual management fee, annual increase (as a percent)											3.00%
Maximum annual bonus, annual increase (as a percent)											3.00%