Related Party Transactions	6 Months Ended
Jun. 30, 2018
Related Party Transactions [Abstract]
Related Party Transactions	8. RELATED PARTY TRANSACTIONS Payables to Thermo and other affiliates related to normal purchase transactions were $0.3 million and $0.2 million as of June 30, 2018 and December 31, 2017, respectively. Transactions with Thermo General and administrative expenses are related to non-cash expenses and those expenses incurred by Thermo on behalf of the Company which are charged to the Company. Non-cash expenses, which the Company accounts for as a contribution to capital, relate to services provided by two executive officers of Thermo (who are also directors of the Company) and receive no cash compensation from the Company. The Thermo expense charges are based on actual amounts (with no mark-up) incurred or upon allocated employee time. Those expenses charged to the Company were $0.2 million during each of the three months ended June 30, 2018 and 2017 and $0.4 million during each of the six months ended June 30, 2018 and 2017, respectively. As of June 30, 2018, the principal amount outstanding under the Loan Agreement with Thermo was $112.6 million, and the fair value of the compound embedded derivative liability associated with the Loan Agreement was $120.2 million. During the three months ended June 30, 2018 and 2017, interest accrued on the Loan Agreement was approximately $3.3 million and $3.0 million, respectively. During the six months ended June 30, 2018 and 2017, interest accrued on the Loan Agreement was approximately $6.6 million and $5.8 million, respectively. On April 24, 2018, Globalstar entered into an Agreement and Plan of Merger (the “Merger Agreement”) with GBS Acquisitions, Inc., a Delaware corporation and wholly owned subsidiary of Globalstar (“Merger Sub”), Thermo Acquisitions, Inc., a Delaware corporation (“Thermo Acquisitions”), the stockholders of Thermo Acquisitions (collectively, the “Thermo Stockholders,” and each, individually, a “Thermo Stockholder”), and Thermo Development, Inc., in its capacity as the representative of the Thermo Stockholders as set forth therein (the “Stockholders’ Representative”). Thermo Acquisitions is controlled by James Monroe III, Executive Chairman of the Board of Directors and Chief Executive Officer of Globalstar. Pursuant to the terms of the Merger Agreement, Merger Sub would merge with and into Thermo Acquisitions with Thermo Acquisitions continuing as the surviving corporation and a wholly owned subsidiary of Globalstar (the “Merger”). The transaction was unanimously recommended by the Special Committee of the Board of Directors of Globalstar, consisting entirely of disinterested independent directors, and unanimously approved by the full Board of Directors. On July 31, 2018, Globalstar, following the unanimous recommendation of its Special Committee of independent directors, and the Stockholders’ Representative terminated the Merger Agreement by mutual written agreement by entering into a Termination of Agreement and Plan of Merger, between Globalstar and the Stockholders’ Representative. In addition, on July 31, 2018, the Voting Agreement between Globalstar and certain of its stockholders terminated in accordance with its terms as a result of the termination of the Merger Agreement. No termination fees are payable in connection with the termination of the Merger Agreement. In addition, the Company's Board of Directors maintains a special committee consisting solely of disinterested independent directors of the Company, represented by independent legal counsel. This special committee serves as an independent board to review and approve certain transactions between the Company and Thermo. See Note 4: Long-Term Debt and Other Financing Arrangements for further discussion of the Company's debt and financing transactions with Thermo.

8. RELATED PARTY TRANSACTIONS

Payables to Thermo and other affiliates related to normal purchase transactions were $0.3 million and $0.2 million as of June 30, 2018 and December 31, 2017, respectively.

Transactions with Thermo

General and administrative expenses are related to non-cash expenses and those expenses incurred by Thermo on behalf of the Company which are charged to the Company. Non-cash expenses, which the Company accounts for as a contribution to capital, relate to services provided by two executive officers of Thermo (who are also directors of the Company) and receive no cash compensation from the Company. The Thermo expense charges are based on actual amounts (with no mark-up) incurred or upon allocated employee time. Those expenses charged to the Company were $0.2 million during each of the three months ended June 30, 2018 and 2017 and $0.4 million during each of the six months ended June 30, 2018 and 2017, respectively.

As of June 30, 2018, the principal amount outstanding under the Loan Agreement with Thermo was $112.6 million, and the fair value of the compound embedded derivative liability associated with the Loan Agreement was $120.2 million. During the three months ended June 30, 2018 and 2017, interest accrued on the Loan Agreement was approximately $3.3 million and $3.0 million, respectively. During the six months ended June 30, 2018 and 2017, interest accrued on the Loan Agreement was approximately $6.6 million and $5.8 million, respectively.

On April 24, 2018, Globalstar entered into an Agreement and Plan of Merger (the “Merger Agreement”) with GBS Acquisitions, Inc., a Delaware corporation and wholly owned subsidiary of Globalstar (“Merger Sub”), Thermo Acquisitions, Inc., a Delaware corporation (“Thermo Acquisitions”), the stockholders of Thermo Acquisitions (collectively, the “Thermo Stockholders,” and each, individually, a “Thermo Stockholder”), and Thermo Development, Inc., in its capacity as the representative of the Thermo Stockholders as set forth therein (the “Stockholders’ Representative”). Thermo Acquisitions is controlled by James Monroe III, Executive Chairman of the Board of Directors and Chief Executive Officer of Globalstar. Pursuant to the terms of the Merger Agreement, Merger Sub would merge with and into Thermo Acquisitions with Thermo Acquisitions continuing as the surviving corporation and a wholly owned subsidiary of Globalstar (the “Merger”). The transaction was unanimously recommended by the Special Committee of the Board of Directors of Globalstar, consisting entirely of disinterested independent directors, and unanimously approved by the full Board of Directors. On July 31, 2018, Globalstar, following the unanimous recommendation of its Special Committee of independent directors, and the Stockholders’ Representative terminated the Merger Agreement by mutual written agreement by entering into a Termination of Agreement and Plan of Merger, between Globalstar and the Stockholders’ Representative. In addition, on July 31, 2018, the Voting Agreement between Globalstar and certain of its stockholders terminated in accordance with its terms as a result of the termination of the Merger Agreement. No termination fees are payable in connection with the termination of the Merger Agreement.

In addition, the Company's Board of Directors maintains a special committee consisting solely of disinterested independent directors of the Company, represented by independent legal counsel. This special committee serves as an independent board to review and approve certain transactions between the Company and Thermo.

See Note 4: Long-Term Debt and Other Financing Arrangements for further discussion of the Company's debt and financing transactions with Thermo.