Jarvis Company’s balance sheet disclosed its long-term investment in Moss Company under the equity method for comparative years as follows:
Dec. 31, 2013 ​Dec. 31, 2012
Investment in Moss Company stock (in millions)​ $105 $116​​
In addition, the 2013 Jarvis Company income statement disclosed equity earnings in the Moss Company investment as $15 million. Jarvis Company neither purchased nor sold Moss Company stock during 2013. The fair value of Moss Company stock investment on December 31, 2013, was$125 million.
Explain the change in the Investment in Moss Company Stock balance sheet account from December 31, 2012, to December 31, 2013.