Quarterly report pursuant to Section 13 or 15(d)

Supplemental Equity Information - Summary of Changes in Carrying Amounts of Equity Attributable to Controlling Interest and Noncontrolling Interest (Details)

v3.6.0.2
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
Dec. 24, 2016
Dec. 26, 2015
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance $ 554,587 $ 506,380
Comprehensive income 7,281 (8,856)
Amortization of share-based awards 2,118 1,625
Restricted share activity (3,313) (216)
Issuance of common stock, including net share settlement of stock options (4,031) (358)
Tax benefit on stock option exercise, net of tax deficiency 4,332 898
Distribution to Noncontrolling interest (1,018) (592)
Ending balance 559,956 498,881
Additional Paid In Capital    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 393,297 388,636
Amortization of share-based awards 2,118 1,625
Restricted share activity (3,312) (216)
Issuance of common stock, including net share settlement of stock options (4,033) (360)
Tax benefit on stock option exercise, net of tax deficiency 4,332 898
Ending balance 392,402 390,583
Retained Earnings    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 160,501 115,987
Comprehensive income 7,637 (8,602)
Ending balance 168,138 107,385
Accumulated Other Comprehensive Income    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance (1,294) 164
Comprehensive income (508) (233)
Ending balance (1,802) (69)
Total    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 553,014 505,286
Comprehensive income 7,129 (8,835)
Amortization of share-based awards 2,118 1,625
Restricted share activity (3,313) (216)
Issuance of common stock, including net share settlement of stock options (4,031) (358)
Tax benefit on stock option exercise, net of tax deficiency 4,332 898
Ending balance 559,249 498,400
Noncontrolling Interest    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 1,573 1,094
Comprehensive income 152 (21)
Distribution to Noncontrolling interest (1,018) (592)
Ending balance 707 481
Common Stock    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 120 119
Issuance of common stock, including net share settlement of stock options 0  
Ending balance 120 119
Class A Common Stock    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 374 364
Restricted share activity (1) 0
Issuance of common stock, including net share settlement of stock options 2 2
Ending balance 375 366
Class B Common Stock    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 16 16
Ending balance $ 16 $ 16