Share-based Compensation (Details Textual)	3 Months Ended	6 Months Ended
Sep. 30, 2017 USD ($) shares	Sep. 30, 2017 USD ($) shares
Stock Based Compensation (Textual) [Abstract]
Maximum number of shares subject to stock options and restricted shares	1,300,000
Restricted Stock [Member]
Stock Based Compensation (Textual) [Abstract]
Unrecognized stock based compensation expense related to non-vested restricted stock \| $	$ 2,000,000	$ 2,000,000
Weighted-average vesting period	1 year 6 months 29 days
Stock Settled Stock Appreciation Rights (SSARS) [Member]
Stock Based Compensation (Textual) [Abstract]
Unrecognized stock based compensation expense related to non-vested SSARs \| $	$ 1,600,000	$ 1,600,000
Weighted-average vesting period		2 years 2 months 12 days
Performance Shares [Member]
Stock Based Compensation (Textual) [Abstract]
Deferred compensation liability \| $	0	$ 0
Unrecognized stock based compensation expense related to non-vested restricted stock \| $	$ 156,170	$ 156,170
Weighted-average vesting period		6 months
2011 Stock Incentive Plan [Member]
Stock Based Compensation (Textual) [Abstract]
Shares authorized under 2011 Stock incentive plan	2,000,000	2,000,000
Shares available for grant	957,575	957,575
2011 Stock Incentive Plan [Member] \| Stock Options [Member]
Stock Based Compensation (Textual) [Abstract]
Maximum number of shares subject to stock options and restricted shares	800,000
2011 Stock Incentive Plan [Member] \| Restricted Shares and Restricted Share Units [Member]
Stock Based Compensation (Textual) [Abstract]
Maximum number of shares subject to stock options and restricted shares	400,000

Stock based compensation.

No definition available.

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- Definition

Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements. Represents currently earned compensation under compensation arrangements that is not actually paid until a later date.

+ References

No definition available.

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, 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
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation.

+ References

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- Definition

Unrecognized cost of unvested options awarded to employees as compensation.

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- Definition

The highest quantity of shares an employee can purchase under the plan per period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

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
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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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.

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