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RESTATEMENT OF CONSOLIDATED FINANCIAL STATEMENTS (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended | 36 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 31, 2018 | Dec. 30, 2017 | Apr. 01, 2017 | Mar. 31, 2018 | Apr. 01, 2017 | Sep. 30, 2017 | Oct. 01, 2016 | Oct. 03, 2015 | Sep. 30, 2017 | Dec. 31, 2016 | Sep. 27, 2014
Error Corrections and Prior Period Adjustments Restatement [Line Items] |  |  |  |  |  |  |  |  |  |  |
Warranty accrual | $ 14,197 | $ 13,692 | $ 13,289 | $ 14,197 | $ 13,289 | $ 13,796 | $ 12,544 |  | $ 13,796 | $ 12,832 |
Income from operations | 38,436 |  | 36,503 | 77,595 | 55,562 |  |  |  |  |  |
Selling, general and administrative | $ 32,354 |  | $ 30,740 | $ 60,147 | $ 58,603 |  |  |  |  |  |
Warranty Accrual Misstatement [Member] |  |  |  |  |  |  |  |  |  |  |
Error Corrections and Prior Period Adjustments Restatement [Line Items] |  |  |  |  |  |  |  |  |  |  |
Warranty accrual |  |  |  |  |  | 15,900 | 2,800 |  | 15,900 |  | $ 10,100
Warranty Expense Misstatement [Member] |  |  |  |  |  |  |  |  |  |  |
Error Corrections and Prior Period Adjustments Restatement [Line Items] |  |  |  |  |  |  |  |  |  |  |
Income from operations |  |  |  |  |  | $ 14,800 | $ 1,400 | $ 1,400 | $ 17,600 |  |
Release of Warranty Provision Misstatement [Member] |  |  |  |  |  |  |  |  |  |  |
Error Corrections and Prior Period Adjustments Restatement [Line Items] |  |  |  |  |  |  |  |  |  |  |
Standard product warranty accrual |  | 5,200 |  |  |  |  |  |  |  |  |
Selling, general and administrative |  | (2,400) |  |  |  |  |  |  |  |  |
Accounts Payable Misstatement [Member] |  |  |  |  |  |  |  |  |  |  |
Error Corrections and Prior Period Adjustments Restatement [Line Items] |  |  |  |  |  |  |  |  |  |  |
Accounts payable |  | $ 5,800 |  |  |  |  |  |  |  |  |

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- Definition Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.15(a)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (c)(5) -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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