Income Taxes (Tables)

9 Months Ended

Oct. 31, 2013

Income Tax Disclosure [Abstract]

Company's Income Tax Expense Relating to Continuing Operations

The Company’s income tax expense amounts related to continuing operations for the nine months ended October 31, 2013 and 2012 differed from the expected income tax expense amounts computed by applying the federal corporate income tax rate of 35% to the income from continuing operations before income taxes for the periods as shown in the table below.

	Nine Months Ended October 31,
	2013			2012
Computed expected income tax expense	$	18,495,000		$	9,093,000
State income taxes, net of federal tax benefit		1,918,000			1,073,000
Permanent differences, net		(1,280,000	)		(648,000	)
Other, net		398,000			223,000
	$	19,531,000		$	9,741,000