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Supplemental Equity Information - Summary of Changes in Carrying Amounts of Equity Attributable to Controlling Interest and Noncontrolling Interest (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 26, 2016 | Mar. 28, 2015 | Mar. 26, 2016 | Mar. 28, 2015
Class of Stock [Line Items] |  |  |  |
Beginning balance |  |  | $ 506,380 | $ 486,453
Comprehensive loss | $ 32,976 | $ 23,354 | 24,120 | 17,119
Amortization of share-based awards |  |  | 2,986 | 2,771
Restricted share activity |  |  | (578) | (640)
Issuance of common stock |  |  | (552) | 732
Repurchase of common stock |  |  |  | (15,123)
Tax benefit on stock option exercise, net of tax deficiency |  |  | 1,177 | 351
Distribution to Noncontrolling interest |  |  | (592) | (1,680)
Other |  |  | 1 |
Ending balance | 532,942 | 489,983 | 532,942 | 489,983
Additional Paid In Capital |  |  |  |
Class of Stock [Line Items] |  |  |  |
Beginning balance |  |  | 388,636 | 396,586
Amortization of share-based awards |  |  | 2,986 | 2,771
Restricted share activity |  |  | (580) | (638)
Issuance of common stock |  |  | (554) | 730
Repurchase of common stock |  |  |  | (12,726)
Tax benefit on stock option exercise, net of tax deficiency |  |  | 1,177 | 351
Ending balance | 391,665 | 387,074 | 391,665 | 387,074
Retained Earnings |  |  |  |
Class of Stock [Line Items] |  |  |  |
Beginning balance |  |  | 115,987 | 86,396
Comprehensive loss |  |  | 24,095 | 17,540
Repurchase of common stock |  |  |  | (2,380)
Ending balance | 140,082 | 101,556 | 140,082 | 101,556
Accumulated Other Comprehensive Income |  |  |  |
Class of Stock [Line Items] |  |  |  |
Beginning balance |  |  | 164 | 1,232
Comprehensive loss |  |  | (692) | (1,168)
Ending balance | (528) | 64 | (528) | 64
Total |  |  |  |
Class of Stock [Line Items] |  |  |  |
Beginning balance |  |  | 505,286 | 484,723
Comprehensive loss |  |  | 23,403 | 16,372
Amortization of share-based awards |  |  | 2,986 | 2,771
Restricted share activity |  |  | (578) | (640)
Issuance of common stock |  |  | (552) | 732
Repurchase of common stock |  |  |  | (15,123)
Tax benefit on stock option exercise, net of tax deficiency |  |  | 1,177 | 351
Ending balance | 531,722 | 489,186 | 531,722 | 489,186
Noncontrolling Interest |  |  |  |
Class of Stock [Line Items] |  |  |  |
Beginning balance |  |  | 1,094 | 1,730
Comprehensive loss |  |  | 717 | 747
Distribution to Noncontrolling interest |  |  | (592) | (1,680)
Other |  |  | 1 |
Ending balance | 1,220 | 797 | 1,220 | 797
Common Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Beginning balance |  |  | 119 | 124
Repurchase of common stock |  |  |  | (5)
Ending balance | 119 | 119 | 119 | 119
Class A Common Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Beginning balance |  |  | 364 | 369
Restricted share activity |  |  | 2 | (2)
Issuance of common stock |  |  | 2 | 2
Repurchase of common stock |  |  |  | (12)
Ending balance | 368 | 357 | 368 | 357
Class B Stock |  |  |  |
Class of Stock [Line Items] |  |  |  |
Beginning balance |  |  | 16 | 16
Ending balance | $ 16 | $ 16 | $ 16 | $ 16

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