Contract Assets and Liabilities

12 Months Ended

Dec. 31, 2021

Revenue from Contract with Customer [Abstract]

Contract Assets and Liabilities

3. CONTRACT ASSETS AND LIABILITIES

The balance of contract assets and contract liabilities consist of the following (in thousands):

	December 31,
	2021		2020
Contract assets
Current	$	2,072	$	1,238
	$	2,072	$	1,238
Contract Liabilities
Current	$	1,300	$	953
Non-current		435		293
	$	1,735	$	1,246

Estimate of when contract liabilities will be recognized
within 12 months	$	1,300
within 12 to 24 months	$	411
greater than 24 months	$	24

The current portion of contract assets are included in our accounts receivable as of December 31, 2021 and 2020.

The current portion of contract liabilities is included in unearned revenue and the non-current portion of contract liabilities is included in other long-term liabilities. We did not recognize any impairment losses on our receivables and contract assets for the year ended December 31, 2021 and 2020.