Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2014

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Amount of Stock-Based Compensation Costs and Related Deferred Income Tax Benefit Recognized in the Financial Statements

The amount of stock-based compensation costs and related deferred income tax benefit recognized in the financial statements are as follows:

	Three Months Ended September 30,						Nine Months Ended September 30,
	2014			2013			2014			2013
	(in thousands)
Stock option costs	$	698		$	674		$	2,677		$	2,574
Restricted stock costs	2,833			2,722			9,136			8,737
Performance share costs	1,087			736			3,027			1,811
Total stock-based compensation costs	4,618			4,132			14,840			13,122
Less amount capitalized into qualifying real estate projects	(1,490		)	(1,591		)	(4,110		)	(4,690		)
Amount charged to operating expenses	3,128			2,541			10,730			8,432
Depreciation expense on capitalized stock-based compensation	139			241			586			710
Total stock-based compensation expense	$	3,267		$	2,782		$	11,316		$	9,142
Deferred income tax benefit	$	1,214		$	1,009		$	4,235		$	3,342