Commitments and Contingencies (Narrative) (Details) (USD $)	1 Months Ended	6 Months Ended	3 Months Ended
	Apr. 30, 2014 ViaSat Lawsuit [Member] Indemnification Agreement [Member] Sale of SS/L [Member]	Jun. 30, 2014 ViaSat Lawsuit [Member] Indemnification Agreement [Member] Sale of SS/L [Member]	Jun. 30, 2013 Globalstar do Brasil S.A. [Member]	Jun. 30, 2014 Globalstar do Brasil S.A. [Member]	Dec. 31, 2013 Globalstar do Brasil S.A. [Member]	Sep. 30, 2013 Globalstar do Brasil S.A. [Member]	Mar. 31, 2013 Globalstar do Brasil S.A. [Member]	Jun. 30, 2014 Loral Change of Control [Member] ViaSat Lawsuit [Member] Indemnification Agreement [Member] Sale of SS/L [Member]
Contingencies And Commitments [Line Items]
Loss contingency, range of possible loss, maximum								$ 200,000,000
Indemnification liabilities							4,800,000
Loss contingency cash payment			3,700,000
Loss contingency accrual				1,300,000	1,300,000	3,700,000
Loss contingency, damages awarded, value	283,000,000
Pre judgement interest asserted		41,100,000
Cost of appeal bond, upper limit monthly		$ 400,000