Contracts with Customers Contracts with Customers (Tables)

12 Months Ended

Dec. 31, 2018

Contracts with Customers [Abstract]

Contract with Customer, Asset and Claims

The following table summarizes our contract assets under long-term contracts that were unbillable or related to outstanding claims as of December 31:

	Unbilled				Claims
	2018		2017		2018		2017
Current		$7,178		$5,149		$1		$4
Expected to be collected after one year	2,847		3,045		2		55
Total		$10,025		$8,194		$3		$59