Quarterly report pursuant to Section 13 or 15(d)

Consolidating Condensed Financial Information of Guarantor Subsidiaries - Consolidating Condensed Statement of Cash Flows (Details)

v3.10.0.1
Consolidating Condensed Financial Information of Guarantor Subsidiaries - Consolidating Condensed Statement of Cash Flows (Details) - USD ($)
$ in Thousands
 9 Months Ended
Jun. 30, 2018
Jun. 24, 2017
Condensed Financial Statements, Captions [Line Items]    
Net cash provided (used) by operating activities $ 17,762 $ 42,648
Additions to property and equipment (27,003) (37,087)
Payments to acquire companies, net of cash acquired (86,777) (106,821)
Change in restricted cash and cash equivalents (1,333) (89)
Proceeds from sale of business, facility and other assets 0 8,301
Investments (8,048) (11,495)
Other investing activities (2,655) (2,735)
Intercompany investing activities 0 0
Net cash used in investing activities (125,816) (149,926)
Repayments on revolving line of credit (23,000) (416,000)
Borrowings under revolving line of credit 23,000 456,000
Issuance of long-term debt 300,000 0
Repayments under long-term debt (395) (456)
Payment of financing costs (4,770) 0
Excess tax benefits from stock-based awards 0 17,205
Repurchase of common stock (12,942) (25,654)
Distribution to parent 0 0
Distribution to noncontrolling interest (1,597) (1,019)
Payment of contingent consideration liability (204) (1,222)
Intercompany financing activities 0 0
Net cash provided by financing activities 280,092 28,854
Effect of exchange rate changes on cash and cash equivalents (47) (85)
Net increase (decrease) in cash and cash equivalents 171,991 (78,509)
Cash and equivalents at beginning of period 32,397 92,982
Cash and equivalents at end of period 204,388 14,473
Reportable Legal Entities    
Condensed Financial Statements, Captions [Line Items]    
Investments  
Eliminations    
Condensed Financial Statements, Captions [Line Items]    
Net cash provided (used) by operating activities (6,387) (4,076)
Additions to property and equipment 0 0
Payments to acquire companies, net of cash acquired 0 0
Change in restricted cash and cash equivalents 0 0
Investments 0
Other investing activities 0
Intercompany investing activities 26,408 37,948
Net cash used in investing activities 26,408 37,948
Repayments on revolving line of credit 0
Borrowings under revolving line of credit 0
Issuance of long-term debt 0
Repayments under long-term debt 0
Payment of financing costs  
Excess tax benefits from stock-based awards   0
Repurchase of common stock
Distribution to parent 6,387 4,076
Distribution to noncontrolling interest 0
Payment of contingent consideration liability 0 0
Intercompany financing activities (26,408) (37,948)
Net cash provided by financing activities (20,021) (33,872)
Effect of exchange rate changes on cash and cash equivalents 0 0
Net increase (decrease) in cash and cash equivalents 0 0
Cash and equivalents at beginning of period 0 0
Cash and equivalents at end of period 0 0
Parent | Reportable Legal Entities    
Condensed Financial Statements, Captions [Line Items]    
Net cash provided (used) by operating activities (20,284) (14,968)
Additions to property and equipment (6,508) (6,811)
Payments to acquire companies, net of cash acquired (86,777) (106,821)
Change in restricted cash and cash equivalents (1,333) (89)
Proceeds from sale of business, facility and other assets  
Investments (8,048) (11,495)
Other investing activities (2,655) (2,735)
Intercompany investing activities (3,737) (4,005)
Net cash used in investing activities (109,058) (131,956)
Repayments on revolving line of credit (23,000) (416,000)
Borrowings under revolving line of credit 23,000 456,000
Issuance of long-term debt 300,000 0
Repayments under long-term debt (27) (88)
Payment of financing costs (4,770)  
Excess tax benefits from stock-based awards   17,205
Repurchase of common stock (12,942) (25,654)
Distribution to parent 0
Distribution to noncontrolling interest 0
Payment of contingent consideration liability 0
Intercompany financing activities 23,997 34,414
Net cash provided by financing activities 306,258 65,877
Effect of exchange rate changes on cash and cash equivalents (103) (182)
Net increase (decrease) in cash and cash equivalents 176,813 (81,229)
Cash and equivalents at beginning of period 19,238 82,158
Cash and equivalents at end of period 196,051 929
Non- Guarantor Subsidiaries | Reportable Legal Entities    
Condensed Financial Statements, Captions [Line Items]    
Net cash provided (used) by operating activities (101) 2,482
Additions to property and equipment (986) (557)
Payments to acquire companies, net of cash acquired 0 0
Change in restricted cash and cash equivalents 0 0
Investments 0
Other investing activities 0
Intercompany investing activities 0 0
Net cash used in investing activities (986) (557)
Repayments on revolving line of credit 0
Borrowings under revolving line of credit 0
Issuance of long-term debt 0
Repayments under long-term debt 0
Payment of financing costs  
Excess tax benefits from stock-based awards   0
Repurchase of common stock
Distribution to parent (6,387) (4,076)
Distribution to noncontrolling interest (1,597) (1,019)
Payment of contingent consideration liability 0 0
Intercompany financing activities 2,411 3,534
Net cash provided by financing activities (5,573) (1,561)
Effect of exchange rate changes on cash and cash equivalents 27 59
Net increase (decrease) in cash and cash equivalents (6,633) 423
Cash and equivalents at beginning of period 11,693 9,695
Cash and equivalents at end of period 5,060 10,118
Guarantor Subsidiaries | Reportable Legal Entities    
Condensed Financial Statements, Captions [Line Items]    
Net cash provided (used) by operating activities 44,534 59,210
Additions to property and equipment (19,509) (29,719)
Payments to acquire companies, net of cash acquired 0
Change in restricted cash and cash equivalents 0 0
Proceeds from sale of business, facility and other assets   8,301
Investments 0
Other investing activities 0
Intercompany investing activities (22,671) (33,943)
Net cash used in investing activities (42,180) (55,361)
Repayments on revolving line of credit
Borrowings under revolving line of credit 0
Issuance of long-term debt 0
Repayments under long-term debt (368) (368)
Payment of financing costs  
Excess tax benefits from stock-based awards   0
Repurchase of common stock 0
Distribution to parent 0
Distribution to noncontrolling interest 0
Payment of contingent consideration liability (204) (1,222)
Intercompany financing activities
Net cash provided by financing activities (572) (1,590)
Effect of exchange rate changes on cash and cash equivalents 29 38
Net increase (decrease) in cash and cash equivalents 1,811 2,297
Cash and equivalents at beginning of period 1,466 1,129
Cash and equivalents at end of period $ 3,277 $ 3,426