Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Summary Of Investments (Details)

v3.3.1.900
Fair Value Measurements - Summary Of Investments (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Schedule of Available-for-sale Securities [Line Items]    
Amortized Cost $ 2,978 $ 10,038
Gross unrealized gains in Accumulated OCI 904 293
Gross unrealized losses in Accumulated OCI (267) (4,573)
Fair value 3,615 5,758
Common stock investments, available for sale    
Schedule of Available-for-sale Securities [Line Items]    
Amortized Cost 2,978 10,038
Gross unrealized gains in Accumulated OCI 904 293
Gross unrealized losses in Accumulated OCI (267) (4,573)
Fair value $ 3,615 $ 5,758