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Stock-Based Compensation (Tables)
 12 Months Ended
Apr. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule Of Weighted Average Assumptions And Valuation Of Stock Options
The weighted-average assumptions and valuation of the Company’s stock options were as follows for fiscal years ended April 30, 2016 and 2015. The Company did not grant stock options during the fiscal year ended April 30, 2017.
 
FISCAL YEARS ENDED APRIL 30
 
2016

2015
Weighted-average fair value of grants
$
18.59


$
9.25

Expected volatility
29.8
%

27.4
%
Expected term in years
5.8


5.9

Risk-free interest rate
2.16
%

2.19
%
Expected dividend yield
0.0
%

0.0
%
Schedule Of Stock Option Activity
The following table presents a summary of the Company’s stock option activity for the fiscal years ended April 30, 2017, 2016 and 2015 (remaining contractual term in years and exercise prices are weighted-averages):
 
NUMBER OF OPTIONS

WEIGHTED AVERAGE REMAINING CONTRACTUAL TERM

WEIGHTED AVERAGE EXERCISE PRICE

AGGREGATE INTRINSIC VALUE
(in thousands)
Outstanding at April 30, 2014
851,314


4.3

$28.16

$
3,121











Granted
66,600


9.1

29.92

—

Exercised
(508,639
)

—

28.05

7,209

Cancelled or expired
(11,200
)

—

32.64

—

Outstanding at April 30, 2015
398,075


5.0

$28.46

$
8,851











Granted
30,700


9.1

57.11

—

Exercised
(287,975
)

—

27.99

11,089

Cancelled or expired
(14,167
)

—

40.43

—

Outstanding at April 30, 2016
126,633


5.8

$35.15

$
4,773











Granted
—


—

—

—

Exercised
(71,715
)

—

33.00

2,597

Cancelled or expired
—


—

—

—

Outstanding at April 30, 2017
54,918


5.6

$37.95

$
2,963











Vested and expected to vest in the future at April 30, 2017
52,283


5.5

$37.76

$
2,830

Exercisable at April 30, 2017
17,949


1.4

$28.13

$
1,145
Schedule Of Stock Options Oustanding Activity
The following table summarizes information about stock options outstanding at April 30, 2017 (remaining lives in years and exercise prices are weighted-averages):
 
OPTIONS OUTSTANDING

OPTIONS EXERCISABLE
OPTION PRICE
 

REMAINING

EXERCISE

 

EXERCISE
PER SHARE
OPTIONS

LIFE

PRICE

OPTIONS

PRICE
$22.77-$23.96
11,750


1.2

$23.45

11,750


$23.45
$29.92-$34.11
24,533


5.7

30.34

4,966


32.02
$57.11
18,635


8.1

57.11

1,233


57.11
 
54,918


 

 

17,949


 
Summary Of RSU's Activity
The following table contains a summary of the Company’s RSU activity for the fiscal years ended April 30, 2017, 2016 and 2015:
 
PERFORMANCE-BASED RSUs

SERVICE-BASED RSUs

TOTAL RSUs

WEIGHTED AVERAGE GRANT
DATE FAIR VALUE
Issued and outstanding, April 30, 2014
235,795


123,375


359,170


$22.79











Granted
79,500


40,100


119,600


$30.82
Cancelled due to non-achievement of performance goals
(16,218
)

—


(16,218
)

$36.18
Settled in common stock
(79,407
)

(54,861
)

(134,268
)

$17.45
Forfeited
(8,726
)

(4,764
)

(13,490
)

$27.78
Issued and outstanding, April 30, 2015
210,944


103,850


314,794


$27.15











Granted
48,201


22,349


70,550


$57.83
Cancelled due to non-achievement of performance goals
(19,657
)

—


(19,657
)

$29.92
Settled in common stock
(89,665
)

(46,950
)

(136,615
)

$19.57
Forfeited
(9,056
)

(3,537
)

(12,593
)

$40.99
Issued and outstanding, April 30, 2016
140,767


75,712


216,479


$40.88











Granted
36,058


25,322


61,380


$66.58
Cancelled due to non-achievement of performance goals
(4,270
)

—


(4,270
)

$64.55
Settled in common stock
(45,509
)

(32,300
)

(77,809
)

$37.09
Forfeited
(1,979
)

(1,280
)

(3,259
)

$49.40
Issued and outstanding, April 30, 2017
125,067


67,454


192,521


$50.09
Stock-Based Compensation Expense Allocated
For the fiscal years ended April 30, 2017, 2016 and 2015 stock-based compensation expense was allocated as follows:
(in thousands)
2017

2016

2015
Cost of sales and distribution
$
665


$
608


$
518

Selling and marketing expenses
1,066


1,079


954

General and administrative expenses
1,738


1,922


2,025

Stock-based compensation expense, before income taxes
$
3,469


$
3,609


$
3,497