Stock-Based Compensation (Tables)

3 Months Ended

Apr. 30, 2012

Stock-Based Compensation [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 April 30,
	2012			2011
	(in thousands)
Stock option costs	$	1,602		$	189
Restricted stock costs		2,830			3,053
Performance shares		99			—
Total stock-based compensation costs		4,531			3,242
Less amount capitalized into qualifying real estate projects		(2,003	)		(431	)
Amount charged to operating expenses		2,528			2,811
Depreciation expense on capitalized stock-based compensation		207			185
Total stock-based compensation expense	$	2,735		$	2,996
Deferred income tax benefit	$	991		$	1,118