STOCK-BASED COMPENSATION (Details 3) (USD $)
In Thousands, except Share data, unless otherwise specified |
12 Months Ended | 0 Months Ended | 12 Months Ended | 0 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | |||||||||||||||||||||||||||||
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Mar. 31, 2014
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Mar. 31, 2013
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Mar. 31, 2012
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Mar. 31, 2014
General and administrative
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Mar. 31, 2013
General and administrative
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Mar. 31, 2012
General and administrative
|
Feb. 18, 2014
ZelnickMedia
|
Mar. 31, 2014
ZelnickMedia
|
Mar. 31, 2013
ZelnickMedia
|
Mar. 31, 2012
ZelnickMedia
|
Mar. 31, 2014
Restricted Stock
|
Mar. 31, 2014
Market-based restricted shares
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Mar. 31, 2013
Market-based restricted shares
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Mar. 31, 2012
Market-based restricted shares
|
Mar. 31, 2012
Market-based restricted shares
ZelnickMedia
|
Mar. 31, 2014
Employee Market-Based
|
Mar. 31, 2013
Employee Market-Based
|
Mar. 31, 2012
Employee Market-Based
|
Mar. 31, 2014
Non-Employee Market-Based
|
Mar. 31, 2013
Non-Employee Market-Based
|
Mar. 31, 2012
Non-Employee Market-Based
|
Mar. 31, 2014
Stock Options
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Mar. 31, 2013
Stock Options
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Mar. 31, 2012
Stock Options
|
Feb. 18, 2014
Stock Options
ZelnickMedia
|
Jun. 30, 2008
Amendment to Management Agreement
Restricted Stock
ZelnickMedia
|
Mar. 31, 2012
Amendment to Management Agreement
Restricted Stock
ZelnickMedia
General and administrative
|
Jun. 30, 2012
Amendment to Management Agreement
Market-based restricted shares
|
Jun. 30, 2008
Amendment to Management Agreement
Market-based restricted shares
|
Jun. 30, 2008
Amendment to Management Agreement
Non-Employee Market-Based
ZelnickMedia
|
Mar. 31, 2014
New Management Agreement
Restricted Stock
|
Mar. 31, 2013
New Management Agreement
Restricted Stock
|
Mar. 31, 2014
New Management Agreement
Restricted Stock
ZelnickMedia
|
Mar. 31, 2014
New Management Agreement
Restricted Stock
ZelnickMedia
General and administrative
|
Mar. 31, 2013
New Management Agreement
Restricted Stock
ZelnickMedia
General and administrative
|
Mar. 31, 2012
New Management Agreement
Restricted Stock
ZelnickMedia
General and administrative
|
Mar. 31, 2014
New Management Agreement
Market-based restricted shares
ZelnickMedia
|
Aug. 31, 2007
Management Agreement
Stock Options
ZelnickMedia
|
|
Stock-based compensation | ||||||||||||||||||||||||||||||||||||||
Vesting period | 3 years | 3 years | 4 years | 36 months | ||||||||||||||||||||||||||||||||||
Number of shares granted | 8,035,000 | 600,000 | 900,000 | 1,100,000 | 1,650,000 | |||||||||||||||||||||||||||||||||
Minimum percentage of companies Total Shareholder Return in the NASDAQ Industrial Index the price of the company's common stock must outperform in order for restricted stock to vest | 75.00% | |||||||||||||||||||||||||||||||||||||
Minimum percentage of companies in the NASDAQ Composite Index the price of the company's common stock must outperform in order for restricted stock to vest | 75.00% | |||||||||||||||||||||||||||||||||||||
Stock-based compensation expense | $ 78,118 | $ 35,765 | $ 33,494 | $ 28,991 | $ 17,824 | $ 19,963 | $ 499 | $ 16,807 | $ 8,789 | $ 12,866 | ||||||||||||||||||||||||||||
Estimated value of restricted stock awards granted (in dollars per share) | $ 11.83 | $ 7.65 | $ 12.10 | $ 15.73 | $ 9.36 | $ 16.29 | $ 0.02 | |||||||||||||||||||||||||||||||
Weighted-average assumptions | ||||||||||||||||||||||||||||||||||||||
Risk-free interest rate (as a percent) | 0.60% | 0.60% | 0.40% | 0.20% | 0.30% | 0.40% | ||||||||||||||||||||||||||||||||
Expected stock price volatility (as a percent) | 39.10% | 49.30% | 58.20% | 36.50% | 40.00% | 46.30% | ||||||||||||||||||||||||||||||||
Expected service period / Expected term until exercise | 2 years | 2 years 9 months 18 days | 2 years | 3 years 4 months 24 days | 3 years 3 months 18 days | 3 years 1 month 6 days | ||||||||||||||||||||||||||||||||
Dividends (as a percent) | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | ||||||||||||||||||||||||||||||||
Shares | ||||||||||||||||||||||||||||||||||||||
Non-vested restricted stock at the beginning of the year (in shares) | 7,357,000 | 1,894,750 | 2,169,750 | |||||||||||||||||||||||||||||||||||
Granted (in shares) | 8,035,000 | 600,000 | 900,000 | 1,100,000 | 1,650,000 | |||||||||||||||||||||||||||||||||
Vested (in shares) | (3,863,000) | |||||||||||||||||||||||||||||||||||||
Forfeited (in shares) | (374,000) | 900,000 | ||||||||||||||||||||||||||||||||||||
Non-vested restricted stock at the end of the year (in shares) | 11,155,000 | 1,894,750 | 2,169,750 | |||||||||||||||||||||||||||||||||||
Weighted Average Fair Value on Grant Date | ||||||||||||||||||||||||||||||||||||||
Non-vested restricted stock at the beginning of the year (in dollars per share) | $ 11.33 | |||||||||||||||||||||||||||||||||||||
Granted (in dollars per share) | $ 16.87 | |||||||||||||||||||||||||||||||||||||
Vested (in dollars per share) | $ 14.18 | |||||||||||||||||||||||||||||||||||||
Forfeited (in dollars per share) | $ 12.42 | |||||||||||||||||||||||||||||||||||||
Non-vested restricted stock at the end of the year (in dollars per share) | $ 11.38 | |||||||||||||||||||||||||||||||||||||
Future unrecognized compensation cost, net of estimated forfeitures | 125,984 | |||||||||||||||||||||||||||||||||||||
Stock-based compensation award, expiration date of grant | 10 years | |||||||||||||||||||||||||||||||||||||
Stock options issued during the period to acquire shares of common stock | 2,009,075 | |||||||||||||||||||||||||||||||||||||
Exercise price of stock options at date of grant (in dollars per share) | $ 14.74 | |||||||||||||||||||||||||||||||||||||
Cash proceeds received when a net exercise option is exercised | 239 | 0 | ||||||||||||||||||||||||||||||||||||
Shares of the Company's common stock exchanged for stock options exercised on a net exercise basis | 557,410 | |||||||||||||||||||||||||||||||||||||
Options | ||||||||||||||||||||||||||||||||||||||
Outstanding at the beginning of period (in shares) | 2,009,000 | 2,164,000 | 2,317,000 | |||||||||||||||||||||||||||||||||||
Exercised (in shares) | (2,009,000) | (22,000) | (2,009,075) | |||||||||||||||||||||||||||||||||||
Forfeited (in shares) | (155,000) | (131,000) | ||||||||||||||||||||||||||||||||||||
Outstanding at the end of period (in shares) | 2,009,000 | 2,164,000 | ||||||||||||||||||||||||||||||||||||
Exercisable at period-end (in shares) | 2,009,000 | 2,164,000 | ||||||||||||||||||||||||||||||||||||
Weighted Average Exercise Price | ||||||||||||||||||||||||||||||||||||||
Outstanding at the beginning of the period (in dollars per share) | $ 14.74 | $ 15.16 | $ 15.37 | |||||||||||||||||||||||||||||||||||
Exercised (in dollars per share) | $ 14.74 | $ 10.96 | ||||||||||||||||||||||||||||||||||||
Forfeited (in dollars per share) | $ 20.59 | $ 19.52 | ||||||||||||||||||||||||||||||||||||
Outstanding at the end of the period (in dollars per share) | $ 14.74 | $ 15.16 | ||||||||||||||||||||||||||||||||||||
Exercisable at period-end (in dollars per share) | $ 14.74 | $ 15.16 | ||||||||||||||||||||||||||||||||||||
Remaining weighted average contractual life of options exercisable | 4 years 4 months 24 days | 5 years | ||||||||||||||||||||||||||||||||||||
Aggregate intrinsic value | $ 2,833 | $ 1,296 | ||||||||||||||||||||||||||||||||||||
Shares issued on exercise of options through net share settlement | 557,000 | |||||||||||||||||||||||||||||||||||||
Historical annual forfeiture rate (as a percent) | 5.00% |