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Share-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2018

The following table summarizes the Company’s share-based compensation for the three and nine months ended September 30:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2018		2017		2018		2017
	(In thousands)
Share-based compensation expense included in:
Rental, selling and general expenses	$	2,230	$	2,071	$	7,503	$	5,890
Restructuring expenses		—		—		363		—
Total share-based compensation	$	2,230	$	2,071	$	7,866	$	5,890

The following are the key assumptions used for the nine-month period ended September 30, 2017:

Risk-free interest rate		1.7% - 1.9%
Expected life of the options (years)		5
Expected stock price volatility		33.4% - 35.4%
Expected dividend rate		2.8% - 3.1%

The following table summarizes stock option activity for the nine months ended September 30, 2018:

	Number of Shares			Weighted Average Exercise Price
	(In thousands)
Options outstanding, beginning of period		3,169		$	32.49
Additional options granted based upon achievement of specified performance criteria		81			32.42
Canceled/Expired		(174	)		27.75
Exercised		(118	)		30.86
Options outstanding, end of period		2,958			32.70

A summary of stock options outstanding as of September 30, 2018 is as follows:

	Number of Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Terms		Aggregate Intrinsic Value
	(In thousands)				(In years)		(In thousands)
Outstanding		2,958	$	32.70		5.29	$	33,534
Exercisable		2,593		33.01		4.90		28,662

A summary of restricted stock award activity is as follows:

	Shares			Weighted Average Grant Date Fair Value
	(In thousands)
Restricted stock awards at beginning of period		234		$	31.42
Awarded		225			38.45
Released		(106	)		34.30
Forfeited		(13	)		36.67
Restricted stock awards at end of period		340			34.99