v3.7.0.1
Other Investments
3 Months Ended
Mar. 31, 2017
Investments, All Other Investments [Abstract]  
Other investments
Other Investments
Other investments include our investment of $38 in the preferred stock of Moderna Therapeutics, Inc. Our investment is recorded at cost within other assets in our condensed consolidated balance sheets. The carrying value of this investment was not impaired as of March 31, 2017.