Contracts with Customers Contracts with Customers (Tables)

12 Months Ended

Dec. 31, 2021

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
	2021	2020	2021	2020
Current	$5,870	$5,628	$4
Expected to be collected after one year	2,841	2,496	11	$18
Less valuation allowance	(91)	(129)
Total	$8,620	$7,995	$15	$18