Document and Entity Information	6 Months Ended
	Jun. 30, 2012	Jul. 31, 2012 Voting Common Stock	Jul. 31, 2012 Non-Voting Common Stock
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Jun. 30, 2012
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q2
Entity Registrant Name	LORAL SPACE & COMMUNICATIONS INC.
Entity Central Index Key	0001006269
Current Fiscal Year End Date	--12-31
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding		21,238,403	9,505,673