XML 18 R6.htm IDEA: XBRL DOCUMENT v3.8.0.1
Statement of Changes in Net Assets - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2017
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Statement of Changes in Net Assets [Abstract]        
Opening balance (in Shares)   4,500,000 3,100,000 3,100,000
Creations (in Shares)   900,000   1,850,000
Redemptions (in Shares)   (50,000)   (450,000)
Closing balance (in Shares) 5,350,000 5,350,000   4,500,000
Opening balance   $ 261,512 $ 161,766 $ 161,766
Net investment loss $ (506) (1,408) (895) (1,284)
Realized gain (loss) on investment in Bullion   52   (2,716)
Change in unrealized gain on investment in Bullion 10,878 26,946 $ 45,634 9,000
Change in unrealized gain (loss) on unsettled creations or redemptions   (57)   58
Creations   56,440   119,307
Redemptions   (3,145)   (24,619)
Closing balance $ 340,340 $ 340,340   $ 261,512