Schedule II - Valuation and Qualifying Accounts Allowance for Doubtful Accounts (Tables)

12 Months Ended

Dec. 31, 2019

SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]

Schedule II - Valuation and Qualifying Accounts Disclosure [Text Block]

			Additions		Deductions
	Balance at Beginning of Year		Charged to Operations		Credited to Operations		Written Off			Effect of Exchange Rate Changes		Other Adjustments			Balance at End of Year
Allowance for Doubtful Accounts Receivable:
2019	$	14	$	7	$	—	$	(3	)	$	—	$	—		$	18
2018	$	14	$	4	$	—	$	(4	)	$	—	$	—		$	14
2017	$	11	$	4	$	—	$	(5	)	$	—	$	4	(a)	$	14

(a) Represents the allowance for doubtful accounts reflected in the final purchase price allocations for the 2017 Acquisitions. See note 4.

			Additions				Deductions
	Balance at Beginning of Year		Charged to Operations		Charged to Additional Paid-in Capital and Other Comprehensive Income		Credited to Operations			Credited to Additional Paid-in Capital and Other Comprehensive Income		Other Adjustments(a)		Balance at End of Year
Deferred Tax Valuation Allowance:
2019	$	1	$	—	$	—	$	(1	)	$	—	$	—	$	—
2018	$	1	$	—	$	—	$	—		$	—	$	—	$	1
2017	$	7	$	—	$	—	$	(6	)	$	—	$	—	$	1

(a)

Inclusive of the effects of acquisitions.