Consolidating Condensed Financial Information of Guarantor Subsidiaries - Consolidating Condensed Statement of Cash Flows (Details) - USD ($)
$ in Thousands |
9 Months Ended |
Jun. 24, 2017 |
Jun. 25, 2016 |
| Condensed Financial Statements, Captions [Line Items] |
|
|
| Net cash provided (used) by operating activities |
$ 42,648
|
$ 89,583
|
| Additions to property and equipment |
(37,087)
|
(19,486)
|
| Payments to acquire companies, net of cash acquired |
(106,821)
|
(68,901)
|
| Proceeds from sale of business, facility and other assets |
8,301
|
3,899
|
| Change in restricted cash and cash equivalents |
(89)
|
1,129
|
| Investment in equity method investee |
(11,495)
|
0
|
| Other investing activities |
(2,735)
|
(550)
|
| Intercompany investing activities |
0
|
0
|
| Net cash used in investing activities |
(149,926)
|
(83,909)
|
| Repayments on revolving line of credit |
(416,000)
|
(419,000)
|
| Borrowings under revolving line of credit |
456,000
|
419,000
|
| Repayments under long-term debt |
(456)
|
(400,230)
|
| Issuance of long-term debt |
0
|
400,000
|
| Excess tax benefits from stock-based awards |
17,205
|
4,726
|
| Repurchase of common stock |
(25,654)
|
(9,429)
|
| Proceeds from issuance of common stock |
0
|
280
|
| Distribution to parent |
0
|
0
|
| Distribution to noncontrolling interest |
(1,019)
|
(592)
|
| Payment of contingent consideration liability |
(1,222)
|
0
|
| Payment of financing costs |
0
|
(7,560)
|
| Intercompany financing activities |
0
|
0
|
| Net cash provided (used) by financing activities |
28,854
|
(12,805)
|
| Effect of exchange rate changes on cash and cash equivalents |
(85)
|
(453)
|
| Net decrease in cash and cash equivalents |
(78,509)
|
(7,584)
|
| Cash and equivalents at beginning of period |
92,982
|
47,584
|
| Cash and equivalents at end of period |
14,473
|
40,000
|
| Parent |
|
|
| Condensed Financial Statements, Captions [Line Items] |
|
|
| Net cash provided (used) by operating activities |
(14,968)
|
4,127
|
| Additions to property and equipment |
(6,811)
|
(1,876)
|
| Payments to acquire companies, net of cash acquired |
(106,821)
|
(60,916)
|
| Proceeds from sale of business, facility and other assets |
0
|
|
| Change in restricted cash and cash equivalents |
(89)
|
1,129
|
| Investment in equity method investee |
(11,495)
|
|
| Other investing activities |
(2,735)
|
(550)
|
| Intercompany investing activities |
(4,005)
|
1,689
|
| Net cash used in investing activities |
(131,956)
|
(60,524)
|
| Repayments on revolving line of credit |
(416,000)
|
(419,000)
|
| Borrowings under revolving line of credit |
456,000
|
419,000
|
| Repayments under long-term debt |
(88)
|
(400,208)
|
| Issuance of long-term debt |
|
400,000
|
| Excess tax benefits from stock-based awards |
17,205
|
4,726
|
| Repurchase of common stock |
(25,654)
|
(9,429)
|
| Proceeds from issuance of common stock |
|
280
|
| Distribution to parent |
|
0
|
| Distribution to noncontrolling interest |
|
|
| Payment of contingent consideration liability |
|
|
| Payment of financing costs |
|
(7,560)
|
| Intercompany financing activities |
34,414
|
63,786
|
| Net cash provided (used) by financing activities |
65,877
|
51,595
|
| Effect of exchange rate changes on cash and cash equivalents |
(182)
|
(1,001)
|
| Net decrease in cash and cash equivalents |
(81,229)
|
(5,803)
|
| Cash and equivalents at beginning of period |
82,158
|
36,280
|
| Cash and equivalents at end of period |
929
|
30,477
|
| Non- Guarantor Subsidiaries |
|
|
| Condensed Financial Statements, Captions [Line Items] |
|
|
| Net cash provided (used) by operating activities |
2,482
|
6,082
|
| Additions to property and equipment |
(557)
|
(577)
|
| Payments to acquire companies, net of cash acquired |
0
|
0
|
| Proceeds from sale of business, facility and other assets |
0
|
|
| Change in restricted cash and cash equivalents |
0
|
0
|
| Investment in equity method investee |
0
|
|
| Other investing activities |
0
|
|
| Intercompany investing activities |
0
|
0
|
| Net cash used in investing activities |
(557)
|
(577)
|
| Repayments on revolving line of credit |
0
|
0
|
| Borrowings under revolving line of credit |
0
|
0
|
| Repayments under long-term debt |
0
|
0
|
| Issuance of long-term debt |
|
0
|
| Excess tax benefits from stock-based awards |
0
|
0
|
| Repurchase of common stock |
0
|
|
| Proceeds from issuance of common stock |
|
0
|
| Distribution to parent |
(4,076)
|
(4,884)
|
| Distribution to noncontrolling interest |
(1,019)
|
(592)
|
| Payment of contingent consideration liability |
0
|
|
| Payment of financing costs |
|
0
|
| Intercompany financing activities |
3,534
|
(1,697)
|
| Net cash provided (used) by financing activities |
(1,561)
|
(7,173)
|
| Effect of exchange rate changes on cash and cash equivalents |
59
|
321
|
| Net decrease in cash and cash equivalents |
423
|
(1,347)
|
| Cash and equivalents at beginning of period |
9,695
|
10,022
|
| Cash and equivalents at end of period |
10,118
|
8,675
|
| Guarantor Subsidiaries |
|
|
| Condensed Financial Statements, Captions [Line Items] |
|
|
| Net cash provided (used) by operating activities |
59,210
|
84,258
|
| Additions to property and equipment |
(29,719)
|
(17,033)
|
| Payments to acquire companies, net of cash acquired |
|
(7,985)
|
| Proceeds from sale of business, facility and other assets |
8,301
|
3,899
|
| Change in restricted cash and cash equivalents |
|
0
|
| Investment in equity method investee |
|
|
| Other investing activities |
0
|
|
| Intercompany investing activities |
(33,943)
|
(63,778)
|
| Net cash used in investing activities |
(55,361)
|
(84,897)
|
| Repayments on revolving line of credit |
0
|
0
|
| Borrowings under revolving line of credit |
0
|
0
|
| Repayments under long-term debt |
(368)
|
(22)
|
| Issuance of long-term debt |
|
0
|
| Excess tax benefits from stock-based awards |
0
|
0
|
| Repurchase of common stock |
0
|
0
|
| Proceeds from issuance of common stock |
|
0
|
| Distribution to parent |
0
|
0
|
| Distribution to noncontrolling interest |
0
|
|
| Payment of contingent consideration liability |
(1,222)
|
|
| Payment of financing costs |
|
|
| Intercompany financing activities |
|
0
|
| Net cash provided (used) by financing activities |
(1,590)
|
(22)
|
| Effect of exchange rate changes on cash and cash equivalents |
38
|
227
|
| Net decrease in cash and cash equivalents |
2,297
|
(434)
|
| Cash and equivalents at beginning of period |
1,129
|
1,282
|
| Cash and equivalents at end of period |
3,426
|
848
|
| Eliminations |
|
|
| Condensed Financial Statements, Captions [Line Items] |
|
|
| Net cash provided (used) by operating activities |
(4,076)
|
(4,884)
|
| Additions to property and equipment |
|
0
|
| Payments to acquire companies, net of cash acquired |
0
|
0
|
| Proceeds from sale of business, facility and other assets |
0
|
|
| Change in restricted cash and cash equivalents |
0
|
0
|
| Investment in equity method investee |
0
|
|
| Other investing activities |
0
|
|
| Intercompany investing activities |
37,948
|
62,089
|
| Net cash used in investing activities |
37,948
|
62,089
|
| Repayments on revolving line of credit |
0
|
0
|
| Borrowings under revolving line of credit |
0
|
0
|
| Repayments under long-term debt |
0
|
0
|
| Issuance of long-term debt |
|
0
|
| Excess tax benefits from stock-based awards |
0
|
0
|
| Repurchase of common stock |
0
|
|
| Proceeds from issuance of common stock |
|
0
|
| Distribution to parent |
4,076
|
4,884
|
| Distribution to noncontrolling interest |
0
|
|
| Payment of contingent consideration liability |
0
|
|
| Payment of financing costs |
|
|
| Intercompany financing activities |
(37,948)
|
(62,089)
|
| Net cash provided (used) by financing activities |
(33,872)
|
(57,205)
|
| Effect of exchange rate changes on cash and cash equivalents |
0
|
0
|
| Net 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
|