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Share-Based Compensation (Details) (USD $)	3 Months Ended										6 Months Ended	12 Months Ended
	Mar. 31, 2013 Non-Executive Employee [Member]	Mar. 31, 2013 Stock Options [Member] Executive officers [Member]	Jun. 30, 2014 Stock Options [Member] Directors [Member]	Mar. 31, 2013 Stock Options [Member] Directors [Member]	Mar. 31, 2013 Stock Options [Member] Directors and Executive Officers [Member]	Mar. 31, 2013 Stock Options [Member] Non-Executive Employee [Member]	Jun. 30, 2014 Stock Options [Member] Executive Officers and Non-Executive Employees [Member]	Jun. 30, 2014 Restricted Stock Awards [Member] Directors [Member]	Mar. 31, 2014 Restricted Stock Awards [Member] Directors [Member]	Jun. 30, 2014 Performance-Based Restricted Stock Awards [Member]	Jun. 30, 2014 Performance-Based Restricted Stock Awards [Member]	Dec. 31, 2012 Performance-Based Restricted Stock Awards [Member]
Stock Options [Abstract]
Options granted (in shares)			96,180		1,897,000	552,350	1,565,000
Vesting period		4 years	2 years	2 years		4 years	4 years
Options, grant date fair value (in dollars per share)	$ 1.64	$ 1.80	$ 1.75	$ 1.84		$ 1.92	$ 1.61
Exercisable fair value (in dollars per share)		$ 2.74		$ 2.80	$ 1.49
Exercised (in dollars per share)			$ 2.57		$ 5.00		$ 2.38
Allocated share-based compensation expense			$ 168,000		$ 3,235,000	$ 974,000	$ 2,525,000	$ 76,000	$ 162,700
Restricted Stock Award [Abstract]
Restricted stock issued during period (in shares)								31,508	63,300
Performance Based Restricted Stock Awards [Abstract]
Recognized compensation expense related to awards											9,800
Number of shares that continue to vest under grant (in shares)												86,229
Fair value of shares that continue to vest under grant (in dollars per share)												$ 2.74
Additional compensation expense not yet recognized												$ 236,000
Restricted Stock Awards, Performance-Based Restricted Stock Awards [Roll Forward]
Granted (in shares)												276,375
Vested (in shares)										0

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

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The noncash expense that represents the cost of restricted stock or unit distributed to employees as compensation.

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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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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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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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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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Gross number of share options (or share units) granted during the period.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.

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