Related Party Transaction - Clayton G. Wilson (Details) - USD ($)  | 
6 Months Ended | ||||
|---|---|---|---|---|---|
Feb. 11, 2019  | 
Mar. 31, 2019  | 
Mar. 31, 2018  | 
Jul. 31, 2017  | 
Jul. 01, 2017  | 
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| Related Party Transaction [Line Items] | |||||
| Payments for services and covenants | $ 400,000 | ||||
| Clayton G. Wilson | |||||
| Related Party Transaction [Line Items] | |||||
| Payments for services and covenants | $ 750,000 | ||||
| Lump sum payments | 200,000 | $ 275,000 | $ 275,000 | ||
| Expense under consulting and non-compete agreement | $ 0 | $ 187,500 | |||
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- Definition Amount of transactions with related party during the financial reporting period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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- Definition Amount of postemployment benefit liabilities classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Details 
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