Restructuring expenses (Textuals) (Details) $ in Thousands	3 Months Ended
	Oct. 03, 2020 USD ($) employee	Jun. 27, 2020 USD ($)
Fiscal Year 2021 Restructuring Liabilities
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	$ 26,852
Restructuring Reserve	21,880
Fiscal Year 2021 Restructuring Liabilities | Electronic Components
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	12,300
Fiscal Year 2021 Restructuring Liabilities | Farnell
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	9,200
Fiscal Year 2021 Restructuring Liabilities | Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	$ 5,400
Fiscal Year 2021 Restructuring Liabilities | Minimum
Restructuring Cost and Reserve [Line Items]
Number of employee reductions under Severance charges | employee	150
Fiscal Year 2020 And Prior Restructuring Liabilities
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	$ 15,084	$ 16,942