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Product Warranties (Details) - USD ($) $ in Thousands	3 Months Ended
	Jul. 29, 2017	Jul. 30, 2016	Apr. 29, 2017
Reconciliation of changes in product warranty liability
Balance as of the beginning of the period	$ 21,870	$ 20,511
Accruals during the period	4,853	5,135
Settlements during the period	(4,841)	(4,738)
Balance as of the end of the period	21,882	$ 20,908
Product warranty liability included in accrued expenses and other current liabilities	$ 13,100		$ 13,200
Upholstery Segment
Product Warranties
Percentage of warranty liability relating to the segment	95.00%
Fabric and leather
Product Warranties
Warranty term	1 year
Cushions and padding | Minimum
Product Warranties
Warranty term	1 year
Cushions and padding | Maximum
Product Warranties
Warranty term	10 years
Labor costs relating to parts
Product Warranties
Warranty term	1 year

X

- Definition

The percentage of the warranty liability that relates to the reportable segment.

+ References

No definition available.

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The period between issuance and expiration of product warranties.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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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
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-Section 50
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount of decrease in the standard and extended product warranty accrual from payments made in cash or in kind to satisfy claims under the terms of the standard and extended product warranty.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
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-Section 50
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- Definition

Amount of increase in the standard and extended product warranty accrual from warranties issued.

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-Name Accounting Standards Codification
-Topic 460
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- Definition

Amount as of the balance sheet date of the aggregate standard product warranty liability that is expected to be paid within one year or the normal operating cycle, if longer. Does not include the balance for the extended product warranty liability.

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