XML 33 R28.htm IDEA: XBRL DOCUMENT v2.4.1.9

Shareholders' Equity: (Tables)

12 Months Ended

Dec. 27, 2014

Shareholders' Equity:

Schedule of stock option activity under the 2001 Plan, 2010 Plan and Nonemployee Directors Plan

		Number of Shares		Weighted Average Exercise Price			Weighted Average Remaining Contractual Life (years)		Intrinsic Value
Outstanding at December 31, 2011		668,614		$	24.31		6.62		$	22,101,800
Granted		120,000		54.26
Exercised		(174,887	)	19.77
Outstanding at December 29, 2012		613,727		31.46			7.06		16,010,000
Granted		96,250		71.39
Exercised		(176,700	)	18.82
Forfeited		(6,565	)	42.20
Outstanding at December 28, 2013		526,712		42.87			7.33		26,446,700
Granted		97,000		73.31
Exercised		(21,012	)	19.89
Forfeited		(5,000	)	56.85
Outstanding at December 27, 2014		597,700		$	48.50		6.93		$	20,973,700
Exercisable at December 27, 2014		350,122		$	36.24		5.74		$	16,580,000

Schedule of weighted average assumptions used in estimation of fair value of options granted

		Year Ended
		December 27, 2014			December 28, 2013			December 29, 2012
Risk free interest rate		1.75		%	1.60		%	.88		%
Expected life (years)		6			6			6
Expected volatility		33.2		%	32.9		%	31.9		%
Dividend yield		1.66		%	1.65		%	2.05		%
Fair value per option granted		$	21.02		$	20.36		$	13.43

Schedule of options outstanding and options exercisable

		Options Outstanding							Options Exercisable
Range of Exercise Price		Number Outstanding		Weighted Average Remaining Contractual Life (Years)		Weighted Average Exercise Price			Number Exercisable		Weighted Average Exercise Price
$ 12.75 - $ 18.40		52,261		4.01		$	13.97		52,261		$	13.97
20.32 -    31.19		107,689		4.31		25.28			107,689		25.28
32.92 -    51.17		132,000		6.60		40.77			98,309		38.71
53.34 -    82.72		305,750		8.50		65.92			91,863		59.10
		597,700		6.93		$	48.50		350,122		$	36.24

X

- Details

Name:	us-gaap_EquityAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (f)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration