SHARE-BASED AWARDS (Details 2) (USD $)	12 Months Ended
Dec. 31, 2012
Weighted Average Grant-Date Fair Value
Number of shares remaining available for future issuance under all equity compensation plans	6,200,000
Number of shares to be issued upon exercise of outstanding options, warrants and rights	1,400,000
Restricted Stock Units
Share-based compensation disclosures
Non-vested restricted stock units cancelled in connection with separation (in shares)	300,000
2007 Plan
Weighted Average Grant-Date Fair Value
Number of shares remaining available for future issuance under all equity compensation plans	6,200,000
2007 Plan \| Restricted Stock Units
Non-vested restricted stock unit activity
Outstanding, beginning of period (in shares)	394,000
Granted (in shares)	226,000
Vested (in shares)	(155,000)
Cancelled (in shares)	(109,000)
Outstanding, end of period (in shares)	356,000
Weighted Average Grant-Date Fair Value
Outstanding, weighted average grant-date fair value, beginning of period (in dollars per share)	18.45
Granted, weighted average grant-date fair value (in dollars per share)	17.46
Vested, weighted average grant-date fair value (in dollars per share)	16.58
Cancelled, weighted average grant-date fair value (in dollars per shares)	20.62
Outstanding, weighted average grant-date fair value, end of period (in dollars per shares)	17.97

Represents non-vested restricted stock units cancelled in connection with separation.

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Represents the number of shares to be issued upon exercise of outstanding options, warrants and rights under the equity-based compensation plan.

+ References

No definition available.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Topic 718

-SubTopic 10

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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