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)

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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
Dec. 28, 2019
Dec. 29, 2018
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance $ 996,177 $ 952,834
Comprehensive income (4,103) 1,365
Amortization of share-based awards 2,804 2,261
Restricted share activity, including net share settlement (318) (385)
Repurchase of stock (22,128)  
Issuance of common stock, including net share settlement of stock options 740 409
Ending balance 973,172 956,484
Total    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 996,007 952,449
Comprehensive income (3,981) 1,529
Amortization of share-based awards 2,804 2,261
Restricted share activity, including net share settlement (318) (385)
Repurchase of stock (22,128)  
Issuance of common stock, including net share settlement of stock options 740 409
Ending balance 973,124 956,263
Accumulated Other Comprehensive Income (Loss)    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance (1,676) (1,218)
Comprehensive income 436 (274)
Ending balance (1,240) (1,492)
Noncontrolling Interest    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 170 385
Comprehensive income (122) (164)
Ending balance 48 221
Additional Paid In Capital    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 575,380 590,168
Amortization of share-based awards 2,804 2,261
Restricted share activity, including net share settlement (318) (386)
Repurchase of stock (8,488)  
Issuance of common stock, including net share settlement of stock options 739 408
Ending balance 570,117 592,451
Retained Earnings    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 421,742 362,923
Comprehensive income (4,417) 1,803
Repurchase of stock (13,632)  
Ending balance 403,693 364,726
Common Class    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 115 121
Ending balance 115 121
Class A Common Stock    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 430 439
Restricted share activity, including net share settlement 0 1
Repurchase of stock (8)  
Issuance of common stock, including net share settlement of stock options 1 1
Ending balance 423 441
Class B Stock    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Beginning balance 16 16
Ending balance $ 16 $ 16