XML 152 R137.htm IDEA: XBRL DOCUMENT v3.6.0.2
Variable Interest Entities (Schedule Of Maximum Exposure To Loss In VIEs) (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Variable Interest Entities [Abstract]    
Carrying value of investments (Note 12) $ 118,783 $ 114,711
Carrying value of the ALS Notes Receivable   85,747
Debt guarantees 125,429 248,105
Maximum exposure to loss $ 244,212 $ 448,563