Share Based Compensation (Tables)

12 Months Ended

Jan. 31, 2014

Share-based Compensation [Abstract]

The compensation cost and related income tax benefit for these plans

The compensation cost and related income tax benefit for these plans were as follows:

	For the years ended January 31,
	2014		2013		2012
Share-based compensation cost	$	4,198	$	3,075	$	1,922
Tax benefit	1,460		1,057		547

Weighted average assumptions by grant year

The weighted average assumptions used for the Black-Scholes option pricing model by grant year are as follows:

	For the years ended January 31,
	2014			2013			2012
Risk-free interest rate	0.59		%	0.86		%	0.67		%
Expected dividend yield	1.46		%	1.33		%	1.20		%
Expected volatility factor	41.39		%	49.62		%	51.44		%
Expected option term (in years)	3.75			3.75			4.00
Weighted average grant date fair value	$	9.34		$	10.92		$	11.05

Outstanding stock options

Outstanding stock options as of January 31, 2014 and activity for the year then ended are presented below:

	Number of options		Weighted average exercise price		Aggregate intrinsic value		Weighted average remaining contractual term (years)
Outstanding, January 31, 2013	910,629		$	23.36
Granted	198,900		32.85
Exercised	(158,971	)	14.28
Forfeited	(4,425	)	23.34
Expired	—		—
Outstanding, January 31, 2014	946,133		$	26.88	$	10,003	2.63
Outstanding exercisable, January 31, 2014	439,783		$	23.06	$	6,327	1.93

Activity for RSUs under the Plan

Activity for time-vested RSUs under the Plan in fiscal 2014 was as follows:

	Number of restricted stock units		Weighted average grant date fair value
Outstanding, January 31, 2013	20,640		$	31.66
Granted	25,540		32.85
Vested	—		—
Forfeited	(2,820	)	32.24
Outstanding, January 31, 2014	43,360		$	32.32
Cumulative dividends, January 31, 2014	903

Activity for performance-based RSUs under the Plan in fiscal 2014 was as follows:

	Number of restricted stock units expected to vest		Weighted average grant date fair value
Outstanding, January 31, 2013	66,233		$	31.66
Granted	56,222		32.85
Vested	—		—
Forfeited	(562	)	31.66
Performance-based adjustment	14,042		32.85
Outstanding, January 31, 2014	135,935		$	32.27
Cumulative dividends, January 31, 2014	2,234

Outstanding stock units

Outstanding stock units as of January 31, 2014 and changes during the year then ended are presented below:

	Number of stock units	Weighted average price
Outstanding, January 31, 2013	57,186	$	26.93
Granted	7,700	31.17
Deferred retainers	5,774	31.17
Dividends	958	33.89
Outstanding, January 31, 2014	71,618	$	37.45