Earnings (Loss) Per Share (Details) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Basic net income (loss) available to common shareholders	$ 1.2		$ (44.4)		$ (92.0)		$ (84.0)
Dilutive net loss available to common shareholders	(0.8)		(44.4)		(92.0)		(84.0)
Basic weighted average shares outstanding	30,639,000		9,977,000		27,896,000		9,053,000
Dilutive weighted average shares outstanding	31,903,000		9,977,000		27,896,000		9,053,000
Basic earnings (loss) per share (in dollars per share)	$ 0.04		$ (4.45)		$ (3.30)		$ (9.29)
Diluted loss per share (in dollars per share)	$ (0.03)		$ (4.45)		$ (3.30)		$ (9.29)
Stock Compensation Plan [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Effect of dilutive securities (shares)	282,000		0		0		0
Anti-dilutive 6% Common Shares [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive securities excluded from computation of earnings per share					0		0
Anti-dilutive options and shares [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive securities excluded from computation of earnings per share					358,000		834,000
Anti-dilutive Series A Convertible Note Conversion Shares [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive securities excluded from computation of earnings per share							5,099,000
Anti-dilutive Series B Convertible Note Conversion Shares [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Effect of dilutive securities (dollars)	$ (2.0)	[1]	$ 0	[1]	$ 0	[1]	$ 0	[1]
Effect of dilutive securities (shares)	982,000		0		0		0
Anti-dilutive securities excluded from computation of earnings per share							4,219,000

[1] The Series B Notes are recorded at a discount that accelerates upon conversion and contain a make-whole interest premium that would require us to pay interest as if the security was held to maturity upon conversion and, as such, would result in incremental expense under the if-converted method.