Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Narrative) (Details)

v3.19.1
Fair Value Measurements (Narrative) (Details) - USD ($)
6 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Fair Value Measurements [Abstract]    
Transfers to level 1 $ 0 $ 0
Transfers to level 2 0 0
Transfers to Level 3 $ 0 $ 0