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Fair Value Measurement - Derivative Assets and Liabilities (Details) - Level 2	Jun. 30, 2020 USD ($)
Current derivative assets
Gross Amounts Recognized	$ 0
Gross Amounts Offset in the Consolidated Balance Sheet	0
Net Amounts Presented in the Consolidated Balance Sheets	0
Current derivative contract liabilities
Gross Amounts Recognized	1,911,343
Gross Amounts Offset in the Consolidated Balance Sheet	0
Net Amounts Presented in the Consolidated Balance Sheets	1,911,343
Total
Gross Amounts Recognized	1,911,343
Gross Amounts Offset in the Consolidated Balance Sheet	0
Net Amounts Presented in the Consolidated Balance Sheets	$ 1,911,343

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The net amount as of the balance sheet date of the fair value of derivative assets and derivative liabilities that in accordance with the entity's accounting policy were offset against collateral under a master netting arrangement.

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