Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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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.

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No definition available.

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The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Stock-Based Incentive Plan - Narrative (Details) - USD ($)	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018	Dec. 08, 2016
Restricted Stock and Contingent Restricted Stock
Stock-Based Incentive Plan
Stock-based compensation expense	$ 208,665	$ 352,420	$ 678,149	$ 1,324,230
Restricted Stock, Market-Based
Stock-Based Incentive Plan
Granted (in shares)			43,990
2016 Plan
Stock-Based Incentive Plan
Number of shares remaining available for grant under plan	852,111		852,111		0
Number of shares of common stock authorized for issuance under plan					1,100,000
2004 Stock Plan \| Restricted Stock and Contingent Restricted Stock, Other Awards [Member]
Stock-Based Incentive Plan
Vesting period			1 year
Minimum \| 2004 Stock Plan \| Restricted Stock, Market-Based
Stock-Based Incentive Plan
Vesting period			2 years
Maximum \| 2004 Stock Plan \| Restricted Stock and Contingent Restricted Stock
Stock-Based Incentive Plan
Expiration period			4 years
Maximum \| 2004 Stock Plan \| Restricted Stock, Service-Based
Stock-Based Incentive Plan
Vesting period			4 years
Maximum \| 2004 Stock Plan \| Restricted Stock, Market-Based
Stock-Based Incentive Plan
Vesting period			3 years
Employees \| 2004 Stock Plan \| Restricted Stock, Service-Based
Stock-Based Incentive Plan
Granted (in shares)			31,777
Employees \| 2004 Stock Plan \| Restricted Stock, Market-Based
Stock-Based Incentive Plan
Granted (in shares)			43,990
Employees \| Minimum \| 2004 Stock Plan \| Restricted Stock, Service-Based
Stock-Based Incentive Plan
Vesting period			3 years
Director \| 2004 Stock Plan \| Restricted Stock, Service-Based
Stock-Based Incentive Plan
Granted (in shares)			35,215
Director \| Minimum \| 2004 Stock Plan \| Restricted Stock, Service-Based
Stock-Based Incentive Plan
Vesting period			1 year