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Summary of Significant Accounting Policies and New Accounting Standards - Estimated useful life and derivative financial instruments (Detail Textuals 1)
12 Months Ended
Jun. 30, 2020
USD ($)
Interest Rate Swap  
Significant Accounting Policies And New Accounting Standards [Line Items]  
Derivative, Notional Amount $ 300,000
Buildings and improvements  
Significant Accounting Policies And New Accounting Standards [Line Items]  
Depreciation methods straight-line basis
Buildings and improvements | Minimum  
Significant Accounting Policies And New Accounting Standards [Line Items]  
Estimated useful lives P2Y
Buildings and improvements | Maximum  
Significant Accounting Policies And New Accounting Standards [Line Items]  
Estimated useful lives P30Y
Machinery and equipment  
Significant Accounting Policies And New Accounting Standards [Line Items]  
Depreciation methods straight-line basis
Machinery and equipment | Minimum  
Significant Accounting Policies And New Accounting Standards [Line Items]  
Estimated useful lives P3Y
Machinery and equipment | Maximum  
Significant Accounting Policies And New Accounting Standards [Line Items]  
Estimated useful lives P10Y
Computer Software  
Significant Accounting Policies And New Accounting Standards [Line Items]  
Depreciation methods straight-line basis
Computer Software | Minimum  
Significant Accounting Policies And New Accounting Standards [Line Items]  
Estimated useful lives P3Y
Computer Software | Maximum  
Significant Accounting Policies And New Accounting Standards [Line Items]  
Estimated useful lives P7Y