Consolidating Condensed Financial Information of Guarantor Subsidiaries - Consolidating Condensed Statement of Cash Flows (Details) - USD ($)
$ in Thousands |
6 Months Ended |
Mar. 25, 2017 |
Mar. 26, 2016 |
| Condensed Financial Statements, Captions [Line Items] |
|
|
| Net cash used by operating activities |
$ (96,242)
|
$ (50,843)
|
| Additions to property, plant and equipment |
(26,794)
|
(12,795)
|
| Payments to acquire companies, net of cash acquired |
(60,042)
|
(68,901)
|
| Proceeds from the sale of business, facility and other assets |
8,268
|
|
| Change in restricted cash and cash equivalents |
(78)
|
1,211
|
| Investment in equity method investee |
(2,000)
|
0
|
| Other investing activities |
(1,395)
|
(500)
|
| Intercompany investing activities |
0
|
0
|
| Net cash used in investing activities |
(82,041)
|
(80,985)
|
| Repayments of long-term debt |
(449)
|
(400,145)
|
| Borrowings on revolving line of credit |
216,000
|
280,000
|
| Repayments on revolving line of credit |
(115,000)
|
(178,000)
|
| Issuance of long-term debt |
0
|
400,000
|
| Excess tax benefits from stock-based awards |
13,166
|
1,181
|
| Repurchase of common stock |
(20,172)
|
(1,722)
|
| Distribution to parent |
0
|
0
|
| Distribution to noncontrolling interest |
(1,019)
|
(592)
|
| Payment of contingent consideration liability |
(894)
|
|
| Payment of financing costs |
0
|
(6,362)
|
| Intercompany financing activities |
0
|
0
|
| Net cash provided by financing activities |
91,632
|
94,360
|
| Effect of exchange rates on cash |
(162)
|
(290)
|
| Net decrease in cash and cash equivalents |
(86,813)
|
(37,758)
|
| Cash and equivalents at beginning of period |
92,982
|
47,584
|
| Cash and equivalents at end of period |
6,169
|
9,826
|
| Parent |
|
|
| Condensed Financial Statements, Captions [Line Items] |
|
|
| Net cash used by operating activities |
(43,383)
|
(12,121)
|
| Additions to property, plant and equipment |
(4,357)
|
(2,394)
|
| Payments to acquire companies, net of cash acquired |
(60,042)
|
(60,916)
|
| Proceeds from the sale of business, facility and other assets |
2
|
|
| Change in restricted cash and cash equivalents |
(78)
|
1,211
|
| Investment in equity method investee |
(2,000)
|
|
| Other investing activities |
(1,395)
|
(500)
|
| Intercompany investing activities |
(14,089)
|
(9,227)
|
| Net cash used in investing activities |
(81,959)
|
(71,826)
|
| Repayments of long-term debt |
(88)
|
(400,130)
|
| Borrowings on revolving line of credit |
216,000
|
280,000
|
| Repayments on revolving line of credit |
(115,000)
|
(178,000)
|
| Issuance of long-term debt |
|
400,000
|
| Excess tax benefits from stock-based awards |
13,166
|
1,181
|
| Repurchase of common stock |
(20,172)
|
(1,722)
|
| Distribution to parent |
0
|
0
|
| Distribution to noncontrolling interest |
0
|
0
|
| Payment of contingent consideration liability |
0
|
|
| Payment of financing costs |
|
(6,362)
|
| Intercompany financing activities |
(49,895)
|
(44,782)
|
| Net cash provided by financing activities |
44,011
|
50,185
|
| Effect of exchange rates on cash |
(335)
|
(698)
|
| Net decrease in cash and cash equivalents |
(81,666)
|
(34,460)
|
| Cash and equivalents at beginning of period |
82,158
|
36,280
|
| Cash and equivalents at end of period |
492
|
1,820
|
| Non- Guarantor Subsidiaries |
|
|
| Condensed Financial Statements, Captions [Line Items] |
|
|
| Net cash used by operating activities |
(7,352)
|
(6,240)
|
| Additions to property, plant and equipment |
(413)
|
(412)
|
| Payments to acquire companies, net of cash acquired |
0
|
0
|
| Proceeds from the 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
|
0
|
| Intercompany investing activities |
0
|
0
|
| Net cash used in investing activities |
(413)
|
(412)
|
| Repayments of long-term debt |
0
|
0
|
| Borrowings on revolving line of credit |
0
|
0
|
| Repayments on revolving line of credit |
0
|
0
|
| Issuance of long-term debt |
|
|
| Excess tax benefits from stock-based awards |
0
|
0
|
| Repurchase of common stock |
0
|
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 |
|
|
| Intercompany financing activities |
7,830
|
6,939
|
| Net cash provided by financing activities |
2,735
|
1,463
|
| Effect of exchange rates on cash |
99
|
250
|
| Net decrease in cash and cash equivalents |
(4,931)
|
(4,939)
|
| Cash and equivalents at beginning of period |
9,695
|
10,022
|
| Cash and equivalents at end of period |
4,764
|
5,083
|
| Guarantor Subsidiaries |
|
|
| Condensed Financial Statements, Captions [Line Items] |
|
|
| Net cash used by operating activities |
(41,431)
|
(27,598)
|
| Additions to property, plant and equipment |
(22,024)
|
(9,989)
|
| Payments to acquire companies, net of cash acquired |
0
|
(7,985)
|
| Proceeds from the sale of business, facility and other assets |
8,266
|
|
| Change in restricted cash and cash equivalents |
0
|
0
|
| Investment in equity method investee |
|
|
| Other investing activities |
0
|
0
|
| Intercompany investing activities |
50,108
|
47,070
|
| Net cash used in investing activities |
36,350
|
29,096
|
| Repayments of long-term debt |
(361)
|
(15)
|
| Borrowings on revolving line of credit |
0
|
0
|
| Repayments on revolving line of credit |
0
|
0
|
| Issuance of long-term debt |
|
|
| Excess tax benefits from stock-based awards |
0
|
0
|
| Repurchase of common stock |
0
|
0
|
| Distribution to parent |
0
|
0
|
| Distribution to noncontrolling interest |
0
|
0
|
| Payment of contingent consideration liability |
(894)
|
|
| Payment of financing costs |
|
|
| Intercompany financing activities |
6,046
|
0
|
| Net cash provided by financing activities |
4,791
|
(15)
|
| Effect of exchange rates on cash |
74
|
158
|
| Net decrease in cash and cash equivalents |
(216)
|
1,641
|
| Cash and equivalents at beginning of period |
1,129
|
1,282
|
| Cash and equivalents at end of period |
913
|
2,923
|
| Eliminations |
|
|
| Condensed Financial Statements, Captions [Line Items] |
|
|
| Net cash used by operating activities |
(4,076)
|
(4,884)
|
| Additions to property, plant and equipment |
0
|
0
|
| Payments to acquire companies, net of cash acquired |
0
|
0
|
| Proceeds from the 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
|
0
|
| Intercompany investing activities |
(36,019)
|
(37,843)
|
| Net cash used in investing activities |
(36,019)
|
(37,843)
|
| Repayments of long-term debt |
0
|
0
|
| Borrowings on revolving line of credit |
0
|
0
|
| Repayments on revolving line of credit |
0
|
0
|
| Issuance of long-term debt |
|
|
| Excess tax benefits from stock-based awards |
0
|
0
|
| Repurchase of common stock |
0
|
0
|
| Distribution to parent |
4,076
|
4,884
|
| Distribution to noncontrolling interest |
0
|
0
|
| Payment of contingent consideration liability |
0
|
|
| Payment of financing costs |
|
|
| Intercompany financing activities |
36,019
|
37,843
|
| Net cash provided by financing activities |
40,095
|
42,727
|
| Effect of exchange rates on cash |
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
|