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Share-Based Compensation (Tables)

12 Months Ended

Dec. 29, 2018

Share-Based Compensation

Summary of option activity

				Weighted			Weighted Average
				Average			Remaining		Aggregate
				Exercise			Contractual		Intrinsic
		Options		Price			Term		Value
									(in thousands)
Outstanding at December 30, 2017		665,717		$	24.14				$	13,851
Fiscal 2018:
Granted		22,443			47.45
Exercised		(100,771)			21.50				$	2,955
Expired		—			—
Forfeited		(1,408)			30.97				$	28
Outstanding at December 29, 2018		585,981		$	25.48		3.61		$	9,286
Options exercisable at December 29, 2018		469,697		$	24.02		3.04		$	7,962
Vested or expected to vest at December 29, 2018		585,383		$	25.46		3.61		$	9,282

Schedule of weighted average assumptions used to estimate the fair market value of the stock options at the date of grant

		2018		2017		2016
Risk-free interest rate		2.8	%	2.1	%	1.3	%
Expected volatility		39	%	32	%	36	%
Expected dividend yield		1.7	%	1.5	%	1.5	%
Forfeiture rate		0.4	%	0.4	%	0.5	%
Weighted average expected life (in years)		10.00		4.49		4.58

Schedule of roll-forward of the outstanding non-vested stock options

		Options
				Weighted-Average
		Number of		Grant Date
		Shares		Fair Value
Non-vested at December 30, 2017		209,078		$	8.98
Granted		22,443			19.96
Vested		(113,829)			9.41
Forfeited		(1,408)			10.08
Non-vested at December 29, 2018		116,284		$	10.64

Schedule of roll-forward of the shares of restricted stock

		Shares of Restricted Stock
				Weighted-Average
		Number of		Grant Date
		Shares		Fair Value
Non-vested at December 30, 2017		52,725		$	27.97
Granted		8,256			54.50
Vested		(24,975)			26.02
Forfeited		—			—
Non-vested at December 29, 2018		36,006		$	35.41

Schedule of roll-forward of the time-vesting restricted stock units

		Time-Vesting
		Restricted Stock Units
				Weighted-Average
		Number of		Grant Date
		Units		Fair Value
Non-vested at December 30, 2017		119,820		$	27.90
Granted		21,901			46.90
Vested		(61,258)			27.18
Forfeited		(704)			32.53
Non-vested at December 29, 2018		79,759		$	33.64

Summary of outstanding non-vested performance-vesting restricted stock units

		Performance-Vesting
		Restricted Stock Units
					Weighted Average
					Grant Date
		Number of Units			Fair Value
Non-vested at December 30, 2017		280,595		$	25.51
Granted		18,701			47.45
Vested		(151,276)			22.89
Forfeited		(26,070)			21.78
Non-vested at December 29, 2018		121,950		$	32.92

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Tabular disclosure of the changes in outstanding nonvested restricted stock shares.

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