XML 73 R59.htm IDEA: XBRL DOCUMENT v3.10.0.1
Investment in Unconsolidated Affiliate Equity Method Investment (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2016
Increase (Decrease) In Equity Investment [Roll Forward]      
Beginning balance $ 4,112 $ 4,036  
Equity in earnings of unconsolidated affiliate 385 484 $ 342
Return of capital contribution from unconsolidated affiliate (291) (390) (475)
Equity interest in investee's unrealized gains on hedging derivatives, net of taxes [1] 0 (18) (2)
Ending balance $ 4,206 $ 4,112 $ 4,036
[1] The tax effect during the years ended September 30, 2018, 2017, and 2016 was not material.