Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended																12 Months Ended
	Jun. 27, 2021		Mar. 28, 2021		Dec. 27, 2020		Sep. 27, 2020		Jun. 28, 2020		Mar. 29, 2020		Dec. 29, 2019		Sep. 29, 2019		Jun. 27, 2021	Jun. 28, 2020	Jun. 30, 2019
Income Statement [Abstract]
Net sales	$ 184,445	[1]	$ 178,866	[1]	$ 162,776	[1]	$ 141,505	[1]	$ 86,055	[2]	$ 170,994	[2]	$ 169,511	[2]	$ 179,949	[2]	$ 667,592	$ 606,509	$ 708,804
Cost of sales																	574,098	567,469	642,496
Gross profit	27,404	[3]	25,595	[3]	25,934	[3]	14,561	[3]	(9,451)	[4]	15,383	[4]	15,665	[4]	17,443	[4]	93,494	39,040	66,308
Selling, general and administrative expenses																	51,334	43,814	52,690
(Benefit) provision for bad debts																	(1,316)	1,739	308
Other operating expense, net																	4,865	2,308	2,350
Operating income (loss)																	38,611	(8,821)	10,960
Interest income																	(603)	(722)	(628)
Interest expense																	3,323	4,779	5,414
Equity in (earnings) loss of unconsolidated affiliates																	(739)	477	(3,968)
Recovery of non-income taxes																	(9,717)
Gain on sale of investment in unconsolidated affiliate																		(2,284)
Impairment of investment in unconsolidated affiliate																		45,194
Loss on extinguishment of debt																			131
Income (loss) before income taxes																	46,347	(56,265)	10,011
Provision for income taxes																	17,274	972	7,555
Net income (loss)	$ 13,419	[5]	$ 4,758	[5]	$ 7,464	[5]	$ 3,432	[5]	$ (20,247)	[6]	$ (41,111)	[6]	$ 409	[6]	$ 3,712	[6]	$ 29,073	$ (57,237)	$ 2,456
Net income (loss) per common share:
Basic	$ 0.73	[7]	$ 0.26	[7]	$ 0.40	[7]	$ 0.19	[7]	$ (1.10)	[7]	$ (2.23)	[7]	$ 0.02	[7]	$ 0.20	[7]	$ 1.57	$ (3.10)	$ 0.13
Diluted	$ 0.70	[7]	$ 0.25	[7]	$ 0.40	[7]	$ 0.18	[7]	$ (1.10)	[7]	$ (2.23)	[7]	$ 0.02	[7]	$ 0.20	[7]	$ 1.54	$ (3.10)	$ 0.13

[1] Net sales for the fiscal quarters ended September 27, 2020 and December 27, 2020 includes adverse demand pressures from the COVID-19 pandemic

[2] Net sales for the fiscal quarter ended June 28, 2020, includes the impact of global demand declines and decreased economic activity caused by the COVID-19 pandemic.

[3] Gross profit for the fiscal quarter ended September 27, 2020 includes adverse demand pressures from the COVID-19 pandemic. Gross profit for the fiscal quarters ended December 27, 2020, March 28, 2021 and June 27, 2021 includes the benefit of exceptional performance by the Brazil Segment primarily due to higher conversion margin and market share capture due to agility and responsiveness during demand recovery in Brazil.

[4] Gross loss for the fiscal quarter ended June 28, 2020 includes the adverse impact of lower fixed cost absorption in connection with the COVID-19 pandemic.

[5] Net income for the fiscal quarter ended September 27, 2020 includes adverse demand pressures from the COVID-19 pandemic. Net income for the fiscal quarter ended June 27, 2021 includes a recovery of non-income taxes in Brazil due to the favorable conclusion of litigation related to excess social program taxes for multiple prior years.

[6] Net loss for the fiscal quarter ended March 29, 2020 includes the impairment charge for PAL of $45,194.  Net loss for the fiscal quarter ended June 28, 2020 includes the adverse impact of the COVID-19 pandemic and severance charges for involuntary terminations.

[7] Income (loss) per share is computed independently for each of the periods presented.  The sum of the income (loss) per share amounts for the fiscal quarters may not equal the total for the fiscal year.