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Stock-Based Compensation (Tables)
 12 Months Ended
Oct. 01, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Stock-Based Compensation Expense By Type Of Award
Stock-based compensation expense for fiscal years 2016, 2015 and 2014 was as follows:
(in thousands)
 
2016
 
2015
 
2014
Stock-based compensation expense by type of award
 
 

 
 

 
 

Employee stock options
 
$
2,436

 
$
2,683

 
$
2,769

Employee stock purchase plan (ESPP)
 
519

 
239

 
212

Restricted stock and restricted stock units
 
4,203

 
4,536

 
3,073

Amounts capitalized as inventory
 
(2,354
)
 
(1,985
)
 
(1,608
)
Amounts recognized in income for amounts previously capitalized as inventory
 
2,420

 
1,878

 
1,315

Total stock-based compensation included in income from operations
 
7,224

 
7,351

 
5,761

Income tax benefit on stock-based compensation
 
(2,421
)
 
(2,564
)
 
(1,999
)
Net compensation expense included in net income
 
$
4,803

 
$
4,787

 
$
3,762
Assumptions Used To Determine Fair Value Of Stock Options Granted
The weighted average assumptions used to determine fair value of stock options granted during those fiscal years were as follows:
 
 
2016
 
2015
 
2014
Expected life (in years)
 
4.1

 
3.5

 
4.1

Risk-free interest rate
 
1.5
%
 
1.1
%
 
1.1
%
Expected volatility
 
26.7
%
 
27.4
%
 
31.3
%
Dividend yield
 
2.0
%
 
1.8
%
 
1.8
%
Schedule Of Stock Options Activity
Stock option activity for fiscal years 2016, 2015 and 2014 was as follows:
 
 
2016
 
2015
 
2014
(in thousands, except per share data)
 
Shares
 
WAEP1
 
Shares
 
WAEP1
 
Shares
 
WAEP1
Options outstanding at beginning of year
 
687

 
$
58.17

 
634

 
$
53.72

 
518

 
$
39.52

Granted
 
316

 
$
61.57

 
172

 
$
67.28

 
355

 
$
65.34

Exercised
 
(68
)
 
$
41.10

 
(92
)
 
$
42.88

 
(182
)
 
$
37.01

Forfeited or expired
 
(151
)
 
$
61.74

 
(27
)
 
$
63.39

 
(57
)
 
$
51.45

Options outstanding at end of year
 
784

 
$
60.34

 
687

 
$
58.17

 
634

 
$
53.72

Options eligible for exercise at year-end
 
331

 
$
56.23

 
304

 
$
48.56

 
194

 
$
40.36


1    Weighted Average Exercise Price
Schedule Of Restricted Stock Grants And Unit Activity
Restricted stock activity for fiscal years 2016, 2015 and 2014 was as follows:
 
 
2016
 
2015
 
2014
(in thousands, except per share data)
 
Shares
 
WAGDFV2
 
Shares
 
WAGDFV2
 
Shares
 
WAGDFV2
Unvested shares at beginning of year
 
3

 
$
57.01

 
9

 
$
54.16

 
24

 
$
51.68

Granted
 
—

 
$
—

 
—

 
$
—

 
—

 
$
—

Vested
 
(3
)
 
$
57.01

 
(6
)
 
$
53.03

 
(14
)
 
$
49.71

Forfeited
 
—

 
$
—

 
—

 
$
—

 
(1
)
 
$
53.99

Unvested shares at end of year
 
—

 
$
—

 
3

 
$
57.01

 
9

 
$
54.16

2     Weighted Average Grant Date Fair Value per Share
 
Restricted stock unit activity for fiscal years 2016, 2015 and 2014 was as follows:
 
 
2016
 
2015
 
2014
(in thousands, except per share data)
 
Shares
 
WAGDFV3
 
Shares
 
WAGDFV3
 
Shares
 
WAGDFV3
Outstanding at beginning of year
 
119

 
$
64.77

 
98

 
$
60.51

 
38

 
$
40.91

Granted
 
114

 
$
55.84

 
74

 
$
65.93

 
88

 
$
63.86

Vested
 
(47
)
 
$
64.69

 
(47
)
 
$
57.68

 
(17
)
 
$
41.01

Forfeited
 
(21
)
 
$
62.15

 
(6
)
 
$
67.96

 
(11
)
 
$
50.10

Outstanding at end of year
 
165

 
$
58.98

 
119

 
$
64.77

 
98

 
$
60.51

3     Weighted Average Grant Date Fair Value per Share