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Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2016

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule Of Unrecognized Compensation Cost And Remaining Weighted-Average Amortization Stock-Based Awards

As of June 30, 2016, the unrecognized compensation cost and remaining weighted-average amortization related to stock-based awards were as follows:

							Performance-
							based
				Restricted			Restricted
		Stock		Stock			Stock
(in thousands)		Options		Units			Units(1)
Unrecognized compensation cost		$ 3,112			$ 11,033			$ 5,000
Remaining weighted-average
amortization period	1.6 years				2.6 years			2.0 years
(1) Based on the probable achievement of the performance goals identified in each award.

Weighted-Average Assumptions Used To Value The Options Granted

The weighted-average fair value per option granted during the six months ended June 30, 2015 was $8.76, respectively. No options were granted during the six months ended June 30, 2016 or the three months ended June 30, 2015. The weighted-average assumptions used to value the options granted during the six months ended June 30, 2015 were as follows (in thousands):

Options granted			289
Expected term of options			6.4 years
Expected volatility			35%
Risk-free interest rate			1.886%
Dividend yield			zero

Summary Of Stock Options

The following table summarizes activities relating to the Company’s stock options:

							Weighted-
					Weighted-		Average
					Average		Remaining		Aggregate
		Number of			Exercise		Contractual		Intrinsic
(in thousands, except per share data)		Options			Price		Term (Years)		Value
Outstanding as of December 31, 2015		2,580			$20.49
Exercised		(51)			16.04
Forfeited or expired		(314)			23.60
Outstanding as of June 30, 2016		2,215			$20.16		4.72		$ 5,308
Exercisable as of June 30, 2016		1,770			$19.67		3.31		$ 5,022

Restricted Stock Units (RSUs) [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary Of Stock-Based Awards

The following table summarizes the activities related to the Company’s time-based restricted stock units:

					Weighted-
					Average
		Number of			Grant Date
(in thousands, except per share data)		Units			Fair Value
Non-vested awards outstanding as of December 31, 2015		467			$21.59
Granted		314			21.47
Vested		(171)			21.01
Forfeited		(20)			22.10
Non-vested awards outstanding as of June 30, 2016		590			$21.67

Performance-Based Restricted Stock Units [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary Of Stock-Based Awards

The following table summarizes the activities related to the Company’s performance-based restricted stock units:

						Weighted-
						Average
			Number of			Grant Date
(in thousands, except per share data)			Units			Fair Value
Non-vested units outstanding as of December 31, 2015			306			$19.77
Granted (1)			184			21.63
Forfeited or expired			(108)			17.35
Non-vested units outstanding as of June 30, 2016			382			$21.35

⁽¹⁾ Represents target number of units that can vest based on the achievement of the performance goals.

X

- Definition

Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate.

+ References

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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901

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Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

+ References

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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

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Tabular disclosure of the total compensation cost related to nonvested awards not yet recognized and the weighted-average period over which it is expected to be recognized.

+ References

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