Business Segment Information - Reconciliations of Segment Gross Profit to Consolidated (loss) Income Before Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Dec. 30, 2018	Dec. 24, 2017	Dec. 30, 2018	Dec. 24, 2017
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Gross profit	$ 14,156	$ 22,676	$ 34,175	$ 45,968
Selling, general and administrative expenses	14,822	14,626	29,233	27,489
Provision (benefit) for bad debts	32	(72)	163	(131)
Other operating expense (income), net	99	348	(141)	663
Operating (loss) income	(797)	7,774	4,920	17,947
Interest income	(152)	(181)	(299)	(262)
Interest expense	1,355	1,190	2,822	2,375
Loss on extinguishment of debt	131		131
Equity in earnings of unconsolidated affiliates	(1,014)	(211)	(1,253)	(3,298)
(Loss) income before income taxes	(1,117)	6,976	3,519	19,132
Polyester [Member]
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Gross profit	1,969	8,576	8,697	17,489
Nylon [Member]
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Gross profit	2,032	3,076	4,176	6,390
International [Member]
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Gross profit	10,076	10,974	21,099	21,972
Other Segments [Member]
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Gross profit	$ 79	$ 50	$ 203	$ 117

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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