Revenue Recognition (Tables)

9 Months Ended

Sep. 30, 2020

Revenue From Contract With Customer [Abstract]

Schedule of Revenue from Contract with Customer Excludes Leasing

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

	Three months ended September 30,
	Western Hemisphere				Eastern Hemisphere				Asia- Pacific				Total
	2020		2019		2020		2019		2020		2019		2020		2019
	(In thousands)
Product Revenues	$	36,095	$	42,561	$	13,377	$	23,656	$	16,979	$	15,634	$	66,451	$	81,851
Service Revenues		10,974		11,057		3,689		4,654		3,115		2,173		17,778		17,884
Total	$	47,069	$	53,618	$	17,066	$	28,310	$	20,094	$	17,807	$	84,229	$	99,735
	Nine months ended September 30,
	Western Hemisphere				Eastern Hemisphere				Asia- Pacific				Total
	2020		2019		2020		2019		2020		2019		2020		2019
	(In thousands)
Product Revenues	$	114,364	$	117,820	$	45,772	$	66,815	$	37,006	$	39,883	$	197,142	$	224,518
Service Revenues		35,094		30,063		11,620		14,528		10,628		8,345		57,342		52,936
Total	$	149,458	$	147,883	$	57,392	$	81,343	$	47,634	$	48,228	$	254,484	$	277,454

Schedule of Contract Asset and Liability

Balances related to contracts with customers consisted of the following:

Contract Assets (amounts shown in thousands)

Contract Assets at December 31, 2019	$	136,332
Additions		95,973
Transfers to Trade Receivables, Net		(89,834	)
Contract Assets at September 30, 2020	$	142,471

Contract Liabilities (amounts shown in thousands)

Contract Liabilities at December 31, 2019	$	6,901
Additions		3,596
Revenue Recognized		(3,423	)
Contract Liabilities at September 30, 2020	$	7,074