Stock-Based Compensation Stock Option Activity (Details) - USD ($)	3 Months Ended		9 Months Ended	12 Months Ended	16 Months Ended
	Sep. 25, 2016	Sep. 27, 2015	Sep. 25, 2016	Dec. 27, 2015	Jun. 26, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock, Grants in Period	343,428
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period			34,750
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	3,500,000		3,500,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	1,800,000		1,800,000
Full Value Awards, Maximum Number of Shares Authorized Under Plan			600,000
Stock Options Exercised, Shares			85,408
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period			24,750
Capitalized share based compensation cost	$ 0		$ 0
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized	$ 4,800,000		$ 4,800,000
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition			1 year 9 months
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock, Grants in Period			0
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock, Grants in Period			26,841	43,367
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock, Grants in Period			42,946	80,044
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage					40
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage					2000.00%
Performance Shares [Member] | Employment agreement [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock, Grants in Period, Weighted Average Grant Date Fair Value			$ 25.45	$ 18.78
Market Based Performance Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock, Grants in Period			10,736	20,010
Market Based Performance Stock Units [Member] | Employment agreement [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock, Grants in Period, Weighted Average Grant Date Fair Value			$ 22.82	$ 24.81
Maximum [Member] | Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period			10 years
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period		3 years
Chief Executive Officer [Member] | Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock, Grants in Period			32,051
Chief Executive Officer [Member] | Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock, Grants in Period			51,282
Chief Executive Officer [Member] | Performance Shares [Member] | Employment agreement [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock, Grants in Period, Weighted Average Grant Date Fair Value			$ 18.72
Chief Executive Officer [Member] | Market Based Performance Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock, Grants in Period			12,821
Chief Executive Officer [Member] | Market Based Performance Stock Units [Member] | Employment agreement [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock, Grants in Period, Weighted Average Grant Date Fair Value			$ 18.72
December 31, 2016 [Member] | Performance Shares [Member] | Employment agreement [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock, Grants in Period, Weighted Average Grant Date Fair Value			$ 22.82