Quarterly report pursuant to Section 13 or 15(d)

total fair value classification within the fair value hierarchy for the complete portfolio of derivative transactions (Details)

v3.19.3
total fair value classification within the fair value hierarchy for the complete portfolio of derivative transactions (Details) - Fair Value, Recurring [Member] - USD ($)
$ in Thousands
Sep. 30, 2019
Sep. 30, 2018
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Derivative Financial Instruments $ 42 $ 32
Derivative Financial Instruments (33) (41)
Fair Value, Inputs, Level 1 [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Derivative Financial Instruments
Derivative Financial Instruments
Fair Value, Inputs, Level 2 [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Derivative Financial Instruments 42 32
Derivative Financial Instruments (33) (41)
Fair Value, Inputs, Level 3 [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Derivative Financial Instruments
Derivative Financial Instruments