STOCKHOLDERS' EQUITY (Details 2) (USD $)	10 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended			10 Months Ended	3 Months Ended
	Mar. 31, 2012 The 2005 Stock Plan	Mar. 31, 2012 Stock Options	Dec. 31, 2011 Stock Options	Mar. 31, 2012 Stock Options Minimum	Mar. 31, 2012 Stock Options Maximum	Mar. 31, 2012 Restricted Stock Units, Performance and Non Performance - Based	Mar. 31, 2012 Restricted Stock Units, Performance and Non Performance - Based	Mar. 31, 2012 Performance-Based Restricted Stock Units
Share-based awards
Shares authorized for issuance	133,000,000
Common stock remained available for grant (in shares)		16,768,000	16,523,000
Common stock remained available for grant after giving effect to plan ratio (in shares)	10,400,000
Vesting period of options (in years)		4 years
Expiration period of options (in years)		P10Y
Available for grant
Balance at the beginning of the period (in shares)		16,523,000
Stock units issued (in shares)						(210,000)		(200,000)
Adjustment for restricted stock units issued (in shares)						(128,000)		(122,000)
Stock units cancelled (in shares)						(405,000)		(75,000)
Adjustment for restricted stock units cancelled (in shares)						301,000		46,000
Options cancelled/expired/forfeited (in shares)		78,000
Balance at the end of the period (in shares)		16,768,000	16,523,000
Outstanding Options, Number of Options
Balance at the beginning of the period (in shares)		8,217,000
Options cancelled/expired/forfeited (in shares)		(78,000)
Options exercised (in shares)		(495,000)
Balance at the end of the period (in shares)		7,644,000	8,217,000
Outstanding Options, Exercise Price per Share
Balance at the beginning of the period, low end of range (in dollars per share)		$ 1.68	$ 1.68
Balance at the beginning of the period, high end of range (in dollars per share)		$ 10.01	$ 10.01
Options granted, range (in dollars per share)				$ 0.00	$ 0.00
Options cancelled/expired/forfeited, range (in dollars per share)				$ 2.11	$ 8.89
Options exercised, range (in dollars per share)				$ 1.80	$ 8.89
Balance at the end of the period, low end of range (in dollars per share)		$ 1.68	$ 1.68
Balance at the end of the period, high end of range (in dollars per share)		$ 10.01	$ 10.01
Weighted-Average Exercise Price per Share
Balances at the beginning of the period (in dollars per share)		$ 4.26
Options cancelled/expired/forfeited (in dollars per share)		$ 4.36
Options exercised (in dollars per share)		$ 4.58
Balance at the end of the period (in dollars per share)		$ 4.24	$ 4.26
Share-based payment award
Shares counted against the numerical limit for options available for grant on or after May 18, 2011 (in shares)	1.61
Shares counted against the numerical limit for options available for grant prior to May 18, 2011 (in shares)	1.78
Reduction of shares available for grant due to issue of restricted stock units	12,800,000
Restricted stock units issued, net of cancellations (in shares)							8,000,000