Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2019

Equity [Abstract]

Schedule of Changes in Accumulated Other Comprehensive Loss

The following table presents the changes in Accumulated other comprehensive loss, net of applicable taxes, by component:

	Derivative (Loss) Gain			(Loss) Gain on Pension Adjustment			Foreign Currency Translation (Loss) Gain			Unrealized Gain (Loss) from Foreign Currency Hedging			Total
Balance as of December 31, 2016	$	—		$	(2	)	$	(100	)	$	—		$	(102	)
Other comprehensive income attributable to Covetrus before reclassifications	—			—			59			1			60
Balance as of December 30, 2017	—			(2		)	(41		)	1			(42		)
Other comprehensive income (loss) attributable to Covetrus before reclassifications	—			2			(41		)	(1		)	(40		)
Balance as of December 29, 2018	—			—			(82		)	—			(82		)
Other comprehensive loss attributable to Covetrus before reclassifications	(1		)	—			(4		)	—			(5		)
Gain reclassified from Accumulated other comprehensive loss to earnings	1			—			—			—			1
Balance as of December 31, 2019	$	—		$	—		$	(86	)	$	—		$	(86	)