Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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Exercise price per share or per unit of warrants or rights outstanding.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Summary Of Significant Accounting Policies (Narrative) (Details) - $ / shares	3 Months Ended	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2015	Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation, requisite service period		4 years
Stock options and stock appreciation rights		750,705	487,146
Weighted average exercise price		$ 9.32	$ 17.21
Stock Options And Stock Appreciation Rights [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Potential common shares excluded from diluted EPS	500,294
Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Potential common shares excluded from diluted EPS	391,775
Unvested restricted shares		762,898	697,751
Warrants [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Potential common shares excluded from diluted EPS	2,111,618
Warrants outstanding		2,131,476
Exercise price of warrants		$ 4.99
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unvested restricted shares		0
September 9, 2015 Warrants Offering [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding		5,755,775
Exercise price of warrants		$ 1.10
Warrants Offering commencement date		Sep. 09, 2015
Number of common shares to purchase per subscription warrant		0.25
Aggregate number of common shares issuable upon conversion of subscription warrants		5,755,775