Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Revenues:
Revenues	$ 64,829	$ 65,704
Total revenues	66,035	67,973
Operating expenses:
Selling, general and administrative	17,179	17,500
Product development	3,967	2,813
Depreciation and amortization	12,678	12,223
Acquisition-related and integration costs	215	606
Loss from operations	(79)	(4,228)
Other income (expense):
Interest income	392	475
Other income (expense)	242	(167)
Interest expense	(5,241)	(5,200)
Total other expense	(4,607)	(4,892)
Loss before income taxes	(4,686)	(9,120)
Income taxes	710	943
Net loss	(5,396)	(10,063)
Less: Net income attributable to noncontrolling interests	94	23
Net loss attributable to ORBCOMM Inc.	(5,490)	(10,086)
Net loss attributable to ORBCOMM Inc. common stockholders	$ (5,490)	$ (10,086)
Per share information-basic:
Net loss attributable to ORBCOMM Inc. common stockholders	$ (0.07)	$ (0.13)
Per share information-diluted:
Net loss attributable to ORBCOMM Inc. common stockholders	$ (0.07)	$ (0.13)
Weighted average common shares outstanding:
Basic	79,387	74,729
Diluted	79,387	74,729
Service [Member]
Revenues:
Revenues	$ 39,007	$ 37,992
Cost of revenues, exclusive of depreciation and amortization shown below:
Cost of goods and services sold	13,047	15,548
Product [Member]
Revenues:
Revenues	25,822	27,712
Total revenues	27,028	29,981
Cost of revenues, exclusive of depreciation and amortization shown below:
Cost of goods and services sold	$ 19,028	$ 23,511