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Stock-Based Incentive Plan - Narrative (Details) - USD ($)	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016	Dec. 08, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise of stock options (shares)		35,231
Stock options intrinsic value		$ 188,821
Shares unexercised (shares)		0
Restructuring charges	$ 0	$ 4,488	$ 1,257,433
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Option vested (in shares)	0	0	0
Restricted Stock, Service Based
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)	1 year
Fair value at grant date, per share (in dollars per share)	$ 7.53
Shares granted (in shares)	136,907
Restricted Stock, Service Based | Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted (in shares)	69,963
Restricted Stock, Service Based | Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted (in shares)	66,944
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares forfeited (shares)	117,094
Restricted stock, vested (shares)	211,960
Non-cash stock-based compensation expense	$ 1,366,764	$ 1,180,618	$ 1,809,548
Restructuring charges			$ 59,339
2016 Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized for granting (shares)				1,100,000
Shares available for grant (shares)	963,093
2004 Stock Plan | Restricted Stock and Contingent Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period (in years)	4 years
2004 Stock Plan | Other Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period (in years)	4 years
2004 Stock Plan | Service-Based
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period (in years)	1 year
2004 Stock Plan | Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)	4 years
2004 Stock Plan | Restricted Stock, Market Based
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)	3 years

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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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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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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 equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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