XML 38 R3.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Statements of Financial Condition (Parenthetical) - $ / shares
Dec. 31, 2019
Dec. 31, 2018
Statement Of Financial Position [Abstract]    
Redeemable Capital Shares, no par value $ 0 $ 0
Redeemable Capital Shares, shares authorized 76,000,000 69,000,000
Redeemable Capital Shares, shares issued 2,200,000 2,000,000
Redeemable Capital Shares, shares outstanding 2,200,000 2,000,000