Financial instruments (Tables)

3 Months Ended

Mar. 29, 2020

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Fair Values of Derivative Instruments Designated as Hedging Instruments

The following table presents the locations in the condensed consolidated balance sheet and fair value of derivative financial instruments as of March 29, 2020 and December 31, 2019:

	March 29, 2020		December 31, 2019
	Fair Value
	(Dollars in thousands)
Asset derivatives:
Designated foreign currency forward contracts	$	2,144	$	1,659
Non-designated foreign currency forward contracts	1,682		192
Cross-currency interest rate swaps	26,764		21,575
Prepaid expenses and other current assets	30,590		23,426
Cross-currency interest rate swaps	45,347		13,066
Other assets	45,347		13,066
Total asset derivatives	$	75,937	$	36,492
Liability derivatives:
Designated foreign currency forward contracts	$	6,030	$	1,285
Non-designated foreign currency forward contracts	1,380		102
Other current liabilities	7,410		1,387
Total liability derivatives	$	7,410	$	1,387