Annual report pursuant to Section 13 and 15(d)

Investments in Available-for-Sale Securities (Details)

v3.3.1.900
Investments in Available-for-Sale Securities (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Available-for-sale securities    
Investments in available-for-sale securities $ 439,560 $ 360,762
Unrealized Holding Gains and Losses    
Gross unrealized holding gains 357 820
Gross unrealized holding losses 0 0
Other equity securities    
Available-for-sale securities    
Investments in available-for-sale securities 648 1,147
Time Warner    
Available-for-sale securities    
Investments in available-for-sale securities $ 438,912 $ 359,615