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Stock-Based Incentive Plan - Narrative (Details) - USD ($)		3 Months Ended		6 Months Ended		12 Months Ended
	Aug. 27, 2014	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 08, 2016
Restricted Stock, Service-Based
Stock-Based Incentive Plan
Fair value at grant date, per share (in dollars per share)				$ 7.02
Restricted Stock, Performance-Based
Stock-Based Incentive Plan
Fair value at grant date, per share (in dollars per share)				$ 5.67
Restricted Stock, Market-Based
Stock-Based Incentive Plan
Vesting period (in years)				2 years 9 months 29 days		3 years 303 days
Fair value at grant date, per share (in dollars per share)				$ 5.44
Restricted Stock and Contingent Restricted Stock
Stock-Based Incentive Plan
Stock-based compensation expense		$ 275,184	$ 272,063	$ 586,872	$ 490,178
2016 Plan
Stock-Based Incentive Plan
Number of shares of common stock authorized for issuance under plan								1,100,000
Number of shares remaining available for grant under plan		1,100,000		1,100,000
2004 Stock Plan
Stock-Based Incentive Plan
Number of shares of common stock authorized for issuance under plan		6,500,000		6,500,000
Number of shares remaining available for grant under plan		0		0				32,146
2004 Stock Plan | Restricted Stock
Stock-Based Incentive Plan
Vesting period (in years)	4 years
2004 Stock Plan | Restricted Stock and Contingent Restricted Stock
Stock-Based Incentive Plan
Expiration period (in years)				4 years
2004 Stock Plan | Performance-based Awards
Stock-Based Incentive Plan
Vesting period (in years)				4 years
Minimum | Restricted Stock, Market-Based
Stock-Based Incentive Plan
Vesting period (in years)							3 years 109 days
Fair value at grant date, per share (in dollars per share)				$ 3.42		$ 2.93	$ 4.26
Maximum | Restricted Stock, Market-Based
Stock-Based Incentive Plan
Vesting period (in years)							2 years 200 days
Fair value at grant date, per share (in dollars per share)				$ 5.62		$ 5.07	$ 8.40

X

- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued 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).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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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).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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.

+ References

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