5. Goodwill and Other Intangibles (Tables)
|6 Months Ended|
Mar. 31, 2017
|Goodwill and Intangible Assets Disclosure [Abstract]|
|Future amortization expense related to intangible assets||
Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets.
Reference 1: http://www.xbrl.org/2003/role/presentationRef