Share Based Compensation (Tables)

12 Months Ended

Jan. 31, 2015

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,
	2015		2014		2013
Share-based compensation cost	$	4,213	$	4,198	$	3,075
Tax benefit	1,504		1,460		1,057

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,
	2015			2014			2013
Risk-free interest rate	1.32		%	0.59		%	0.86		%
Expected dividend yield	1.53		%	1.46		%	1.33		%
Expected volatility factor	38.65		%	41.39		%	49.62		%
Expected option term (in years)	4.00			3.75			3.75
Weighted average grant date fair value	$	9.18		$	9.34		$	10.92

Outstanding stock options

Outstanding stock options as of January 31, 2015 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, 2014	946,133		$	26.88
Granted	194,900		32.75
Exercised	(106,383	)	16.24
Forfeited	(14,750	)	31.24
Expired	(4,625	)	31.10
Outstanding, January 31, 2015	1,015,275		$	29.04	$	298	2.32
Outstanding exercisable, January 31, 2015	557,600		$	26.40	$	298	1.54

Activity for RSUs under the Plan

Activity for time-vested RSUs under the Plan in fiscal 2015 was as follows:

	Number of restricted stock units		Weighted average grant date fair value
Outstanding, January 31, 2014	43,360		$	32.32
Granted	27,741		29.69
Vested	—		—
Forfeited	(2,964	)	32.55
Outstanding, January 31, 2015	68,137		$	31.27
Cumulative dividends, January 31, 2015	2,174

Activity for performance-based RSUs under the Plan in fiscal 2015 was as follows:

	Number of restricted stock units expected to vest		Weighted average grant date fair value
Outstanding, January 31, 2014	135,935		$	32.27
Granted	54,490		32.75
Vested	—		—
Forfeited	(6,073	)	32.41
Performance-based adjustment	(31,913	)	32.47
Outstanding, January 31, 2015	152,439		$	32.40
Cumulative dividends, January 31, 2015	5,137

Outstanding stock units

Outstanding stock units as of January 31, 2015 and changes during the year then ended are presented below:

	Number of stock units		Weighted average price
Outstanding, January 31, 2014	71,618		$	37.45
Granted	12,012		29.97
Deferred retainers	2,002		29.97
Dividends	1,304		26.59
Converted into common shares	(17,589	)	31.19
Outstanding, January 31, 2015	69,347		$	21.44