Stock-Based Compensation (Tables)

6 Months Ended

Jul. 31, 2013

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 July 31,						Six Months Ended July 31,
	2013			2012			2013			2012
	(in thousands)
Stock option costs	$	593		$	318		$	1,928		$	1,920
Restricted stock costs	2,729			2,522			6,135			5,352
Performance share costs	736			458			1,247			557
Total stock-based compensation costs	4,058			3,298			9,310			7,829
Less amount capitalized into qualifying real estate projects	(1,357		)	(618		)	(3,175		)	(2,621		)
Amount charged to operating expenses	2,701			2,680			6,135			5,208
Depreciation expense on capitalized stock-based compensation	240			207			480			414
Total stock-based compensation expense	$	2,941		$	2,887		$	6,615		$	5,622
Deferred income tax benefit	$	1,077		$	1,046		$	2,431		$	2,037