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)

v3.10.0.1
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 9 Months Ended
Jun. 30, 2018
Jun. 24, 2017
Jun. 30, 2018
Jun. 24, 2017
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance     $ 637,142 $ 554,587
Comprehensive income $ 41,057 $ 33,061 113,551 75,734
Amortization of share-based awards     6,865 6,377
Restricted share activity, including net share settlement     (7,135) (7,492)
Issuance of common stock, including net share settlement of stock options     (4,105) (16,350)
Tax benefit on stock option exercise, net of tax deficiency       17,170
Distribution to Noncontrolling interest     (1,597) (1,019)
Ending balance 744,721 629,007 744,721 629,007
Total        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance     635,686 553,014
Comprehensive income     112,824 74,376
Amortization of share-based awards     6,865 6,377
Restricted share activity, including net share settlement     (7,135) (7,492)
Issuance of common stock, including net share settlement of stock options     (4,105) (16,350)
Tax benefit on stock option exercise, net of tax deficiency       17,170
Ending balance 744,135 627,095 744,135 627,095
Additional Paid In Capital        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance     396,790 393,297
Amortization of share-based awards     6,865 6,377
Restricted share activity, including net share settlement     (7,135) (7,491)
Issuance of common stock, including net share settlement of stock options     (4,108) (16,358)
Tax benefit on stock option exercise, net of tax deficiency       17,170
Ending balance 392,412 392,995 392,412 392,995
Retained Earnings        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance     239,329 160,501
Comprehensive income     113,026 74,569
Ending balance 352,355 235,070 352,355 235,070
Accumulated Other Comprehensive Income (Loss)        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance     (951) (1,294)
Comprehensive income     (202) (193)
Ending balance (1,153) (1,487) (1,153) (1,487)
Noncontrolling Interest        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance     1,456 1,573
Comprehensive income     727 1,358
Distribution to Noncontrolling interest     (1,597) (1,019)
Ending balance 586 1,912 586 1,912
Common Stock        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance     122 120
Restricted share activity, including net share settlement     (1)  
Issuance of common stock, including net share settlement of stock options     2
Ending balance 121 122 121 122
Class A Common Stock        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance     380 374
Restricted share activity, including net share settlement     1 (1)
Issuance of common stock, including net share settlement of stock options     3 6
Ending balance 384 379 384 379
Class B Stock        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning balance     16 16
Ending balance $ 16 $ 16 $ 16 $ 16