Loss per Common Share (Tables)

3 Months Ended

Mar. 31, 2017

Earnings Per Share [Abstract]

Computation of Basic and Diluted Net Loss Per Common Share

	Three Months Ended
	March 31,
	2017			2016
	(DollarsIn Thousands, Except Per Share Amounts)
Numerator:
Net loss:	$	(5,986	)	$	(14,941	)
Adjustments for basic net loss per common    share:
Dividend requirements on Series E Redeemable    Preferred		(5,536	)		(7,350	)
Dividend requirements on Series B    Preferred		(60	)		(60	)
Dividend requirements on Series D    Preferred		(15	)		(15	)
Accretion of Series E Redeemable Preferred		(1,599	)		(2,243	)
Numerator for basic and diluted net loss per common    share - net loss attributable to common stockholders	$	(13,196	)	$	(24,609	)
Denominator:
Denominator for basic and dilutive net loss per common    share - weighted- average shares (1)		27,248,059			22,868,307
Basic and diluted net loss per common share:
Loss from continuing operations	$	(0.48	)	$	(1.11	)
Income from discontinued operations, net of taxes		—			0.03
Net loss	$	(0.48	)	$	(1.08	)

(1) Excludes the weighted-average shares of unvested restricted stock that are contingently returnable.

Antidilutive Securities Excluded from Computation of Diluted Net Loss Per Common Share

The following weighted-average shares of securities were not included in the computation of diluted net loss per common share as their effect would have been antidilutive:

	Three Months Ended
	March 31,
	2017		2016
Restricted stock and stock units		1,117,426		833,642
Convertible preferred stocks		916,666		916,666
Series E Redeemable Preferred - embedded derivative		303,646		456,225
Stock options		219,011		559,167
Warrants		—		4,103,746
		2,556,749		6,869,446