Revenue (Tables)

12 Months Ended

Dec. 31, 2018

Revenue from Contract with Customer [Abstract]

Revenue disaggregated by primary regiod and products of revenue recognition

In the following tables, revenue is disaggregated by primary region and products of revenue recognition.

Net Sales by Region

	Year Ended December 31
	2018						2017									2016
	Electronics		Brake Systems		Total		Electronics			Brake Systems			Total			Electronics			Brake Systems			Total
Asia	$	424	$	370	$	794	$	489		$	362		$	851		$	521		$	276		$	797
Americas	696		58		754		698			114			812			717			115			832
Europe	680		—		680		663			—			663			598			—			598
Total region sales	1,799		428		2,228		1,850			476			2,326			1,837			391			2,228
Less: intercompany sales	—		—		—		(1		)	(3		)	(4		)	(1		)	(8		)	(9		)
Total	$	1,800	$	428	$	2,228	$	1,849		$	473		$	2,322		$	1,835		$	383		$	2,218

Net Sales by Products

	Year Ended December 31
	2018						2017									2016
	Electronics		Brake Systems		Total		Electronics			Brake Systems			Total			Electronics			Brake Systems			Total
Restraint Control Systems	$	974	$	—	$	974	$	1,073		$	—		$	1,073		$	1,097		$	—		$	1,097
Active Safety products	825		—		825		778			—			778			740			—			740
Brake Systems	—		428		428		—			476			476			—			391			391
Total product sales	1,799		428		2,228		1,850			476			2,326			1,837			391			2,228
Less: intercompany sales	—		—		—		(1		)	(3		)	(4		)	(1		)	(8		)	(9		)
Total net sales	$	1,800	$	428	$	2,228	$	1,849		$	473		$	2,322		$	1,835		$	383		$	2,218

Summary of information about contract assets from contracts with customers

The following tables provide information about receivables and contract assets from contracts with customers.

Contract Balances with Customers

	As of December 31
	2018		2017
Receivables, net	$	376	$	448
Contract assets1	8		—

¹ Included in prepaid expenses and other contract assets in the Consolidated Balance Sheets

Summary if changes in contract assets

Changes in the contract asset balances during the period are as follows:

Change in Contract Balances with Customers¹ 

	December 31, 2018
	Contract assets
Beginning balance	$	—
Increases due to cumulative catch up adjustment	8
Increases due to revenue recognized	31
Decreases due to transfer to receivables	(31		)
Ending balance	$	8

¹    The contract asset is determined at each period end, this table reflects the rollforward of the period end balance.