Income taxes (Tables)

9 Months Ended

Sep. 30, 2020

Income Tax Disclosure [Abstract]

Schedule of components of income tax expense (benefit)

The following table outlines our pre-tax net income (loss) and income tax amounts:

	Three months ended						Nine months ended
In thousands	September 30, 2020			September 29, 2019			September 30, 2020			September 29, 2019
Pre-tax net income (loss)	$	(28,350	)	$	(11,742	)	$	(572,085	)	$	(20,779	)
Income tax expense (benefit)	3,098			7,226			(22,200		)	4,929
Effective tax rate	***			***			3.9		%	***

*** Indicates a percentage that is not meaningful.