Severance (Details) (USD $) In Millions, unless otherwise specified	1 Months Ended	0 Months Ended	3 Months Ended
May 31, 2013 Termination Of Mr. Albro [Member]	May 21, 2013 Employee Severance [Member]	Jun. 30, 2013 Employee Severance [Member]	Dec. 31, 2013 Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Workforce reduction, percentage		17.00%
Severance costs	$ 0.5		$ 0.3
Severance-related liability				$ 0.2

The charge against earnings in the period for known and estimated costs of termination benefits provided to current employees that are involuntarily terminated under a benefit arrangement associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding costs or losses pertaining to an entity newly acquired in a business combination or a discontinued operation as defined by generally accepted accounting principles and costs associated with one-time termination benefits.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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Reference 8: http://www.xbrl.org/2003/role/presentationRef

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+ Details