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STOCK-BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2016

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

The fair value of stock option awards is estimated on the date of grant using a binomial option-pricing model that uses the assumptions noted in the following table:

Valuation Assumptions		2015			2014
Risk-free interest rate			2.14	%		2.73	%
Expected volatility			72.5	%		72.0	%
Expected dividend yield			0.00	%		0.00	%
Expected term			5 yrs.			5 yrs.

Restricted Stock

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

A summary of all restricted stock activity during 2016 is as follows:

					Weighted
					Average
		Number of			Grant Date
		Shares			Fair Value
Restricted Stock Outstanding at December 31, 2015			1,538,116		$	13.25
Granted			1,105,010		$	13.26
Vested			(618,145)		$	9.91
Forfeited			(61,256)		$	14.36
Restricted Stock Outstanding at December 31, 2016			1,963,725		$	14.20

Stock Option

Schedule of Share-based Compensation, Stock Options, Activity

A summary of all stock option activity during 2016 is as follows:

								Weighted
					Weighted			Average			Aggregate
					Average			Remaining			Intrinsic
		Number of			Exercise			Contractual			Value ($ in)
		Options			Price			Life			millions)
Options Outstanding at December 31, 2015			1,820,956		$	11.61			5.2		$	2.3
Exercised			(417,442)		$	11.57					$	1.3
Forfeited			(17,300)		$	14.64
Expired			(112,460)		$	16.71
Options Outstanding at December 31, 2016			1,273,754		$	11.13			5.1		$	6.0
Options Exercisable at December 31, 2016			1,093,165		$	10.67			4.6		$	5.6

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- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)
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