Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements

Fair Value Measurements
12 Months Ended
Sep. 30, 2020
Fair Value Disclosures [Abstract]  
Fair Value Disclosures Fair Value Measurements
The following table presents the Company’s liabilities measured at fair value on a recurring basis as of September 30, 2020 and 2019 under ASC 820, Fair Value Measurements (in thousands):

September 30,
2020 2019
Level 2 Level 2
Commodity swaps $ 503  $ — 
Interest rate swaps 1,708  311 

Derivative liabilities included in Level 2 include commodity and interest rate swap contracts. The fair values of our Level 2 derivative liabilities are estimated using an analysis of the expected cash flow of the contract in combination with marketable observable inputs, including forward and spot prices for commodity swaps and interest rate curves for interest rate swaps.