XML 101 R90.htm IDEA: XBRL DOCUMENT v3.19.2
Fair Value (Narrative) (Details) - USD ($)
Jun. 30, 2019
Jun. 30, 2018
Fair Value [Abstract]    
Fair value, assets, level 1 to level 2 transfers, amount $ 0 $ 0
Fair value, assets, level 2 to level 1 transfers, amount 0 0
Fair value, liabilities, level 1 to level 2 transfers, amount 0 0
Fair value, liabilities, level 2 to level 1 transfers, amount $ 0 $ 0