Revenues from contracts with customers (excludes leasing) consisted of the following:

	Three months ended
	June 30, 2019
	Western Hemisphere		Eastern Hemisphere		Asia- Pacific		Total
	(In thousands)
Product Revenues	$	38,883	$	24,540	$	13,810	$	77,233
Service Revenues		9,161		4,869		2,545		16,575
Total	$	48,044	$	29,409	$	16,355	$	93,808

	Six months ended
	June 30, 2019
	Western Hemisphere		Eastern Hemisphere		Asia- Pacific		Total
	(In thousands)
Product Revenues	$	75,259	$	43,158	$	24,250	$	142,667
Service Revenues		19,006		9,873		6,172		35,051
Total	$	94,265	$	53,031	$	30,422	$	177,718

Contract Assets at December 31, 2018	$	83,188
Additions		47,729
Transfers to Accounts Receivable		(25,531	)
Contract Assets at June 30, 2019	$	105,386

Contract Liabilities at December 31, 2018	$	9,648
Additions		109,630
Revenue Recognized		(110,746	)
Contract Liabilities at June 30, 2019	$	8,532

Contract assets receivables, which are included in trade receivables, net, were $105.4 million and $83.2 million at June 30, 2019 and December 31, 2018, respectively. Contract assets include unbilled accounts receivable associated with contracts accounted for under the over time accounting method, which are included in trade receivables, net, in our accompanying condensed consolidated balance sheets and which were approximately $68.4 million and $57.0 million at June 30, 2019 and December 31, 2018, respectively. Unbilled contract assets are transferred to the trade receivables, net, when the rights become unconditional. The contract liabilities primarily relate to advance payments from customers and are included in customer prepayments in our accompanying condensed consolidated balance sheets.

Obligations for returns and refunds were considered immaterial as of June 30, 2019.

The aggregate amount of the transaction price allocated to remaining performance obligations from our reconditioning services and over time product lines was $78.0 million as of June 30, 2019. The Company expects to recognize revenue on approximately 62.8% and 100.0% of the remaining performance obligations over the next 12 and 24 months, respectively.

The Company applies the practical expedient available under the revenue standard and does not disclose information about remaining performance obligations that have original expected durations of one year or less.