Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Revenues:
Revenues	$ 61,935	$ 66,090
Total revenues	63,695	66,179
Operating expenses:
Selling, general and administrative	17,265	19,730
Product development	3,391	3,820
Depreciation and amortization	12,232	13,364
Impairment loss - satellite network	6,656
Acquisition-related and integration costs	588	91
Loss from operations	(8,733)	(1,188)
Other income (expense):
Interest income	237	416
Other income (expense)	996	(266)
Interest expense	(2,228)	(5,246)
Total other expense	(995)	(5,096)
Loss before income taxes	(9,728)	(6,284)
Income taxes	663	553
Net loss	(10,391)	(6,837)
Less: Net income attributable to noncontrolling interests	171	138
Net loss attributable to ORBCOMM Inc.	(10,562)	(6,975)
Net loss attributable to ORBCOMM Inc. common stockholders	$ (10,574)	$ (6,975)
Per share information-basic:
Net loss attributable to ORBCOMM Inc. common stockholders	$ (0.13)	$ (0.09)
Per share information-diluted:
Net loss attributable to ORBCOMM Inc. common stockholders	$ (0.13)	$ (0.09)
Weighted average common shares outstanding:
Basic	79,073	78,313
Diluted	79,073	78,313
Service [Member]
Revenues:
Revenues	$ 37,750	$ 40,524
Cost of revenues, exclusive of depreciation and amortization shown below:
Cost of goods and services sold	12,686	13,081
Product [Member]
Revenues:
Revenues	24,185	25,566
Total revenues	25,945	25,655
Cost of revenues, exclusive of depreciation and amortization shown below:
Cost of goods and services sold	$ 19,610	$ 17,281