STOCK OPTIONS AND STOCK AWARDS (Tables)

3 Months Ended

Mar. 31, 2013

STOCK OPTIONS AND STOCK AWARDS

Summary of stock option activity

	Three Months Ended March 31, 2013
					Weighted
			Weighted		average
			average		remaining	Aggregate
			exercise		contractual	intrinsic
Stock options	Shares		price		life (in years)	value
Options outstanding:
Outstanding at December 31, 2012	6,626,176		$	22.50
Granted	869,649		17.84
Exercised	(1,250	)	17.49
Forfeited	(115,845	)	24.67
Outstanding at March 31, 2013	7,378,730		21.91		7.30	$	5,759
Exercisable at March 31, 2013	3,956,523		23.45		5.97	5,508

Summary of restricted stock activity

			Weighted
			average
			grant-date
	Shares		fair value
Nonvested at December 31, 2012	48,700		$	23.76
Issued	0		0.00
Vested	(1,000	)	20.07
Cancelled	0		0.00
Nonvested at March 31, 2013	47,700		23.84

Schedule of weighted-average assumptions used to estimate the fair value of options granted using the Black-Scholes model

	Three Months Ended March 31,
	2013		2012
Weighted average assumptions:
Expected life of options (in years)	6.25		6.25
Risk-free interest rate	1.14	%	1.05	%
Expected volatility	49.01	%	50.81	%
Expected dividend yield	0.00	%	0.00	%