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Equity-Based Compensation (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended |
--- | --- | ---
Oct. 01, 2016 | Jan. 07, 2015
Share-based Compensation Arrangement by Share-based Payment Award |  |
Performance shares cliff vesting schedule | 3 years |
2014 Long Term Incentive Plan |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |
Shares authorized for the issuance |  | 2,000,000
Class A Common Stock |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |
Closing price of common stock | $ 59.54 |
Class B Common Stock |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |
Closing price of common stock | $ 59.64 |
Stock Appreciation Rights (SARs) |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |
Award terms | 10 years |
Unvested compensation expense | $ 2,376 |
Unvested compensation expense weighted-average period of recognition, in years | 2 years |
Employee Stock Option |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |
Award terms | 10 years |
Performance Shares |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |
Performance period for PSUs | 3 years |
Performance shares cliff vesting schedule | 3 years |
Unvested compensation expense | $ 1,717 |
Unvested compensation expense weighted-average period of recognition, in years | 2 years |
Performance Shares | Minimum |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |
Performance targets for performance based units | 0.00% |
Performance Shares | Maximum |  |
Share-based Compensation Arrangement by Share-based Payment Award |  |
Performance targets for performance based units | 200.00% |

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- Definition Unrecognized cost of unvested share-based compensation awards. + 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 (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + 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 (a)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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