Debt (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2015	Mar. 31, 2016	Dec. 31, 2014	Sep. 30, 2014
Long-term debt	$ 247.6		$ 240.4	$ 240.4
Debt instrument interest rate	8.00%
Debt Interest Rate, PIK	3.00%
Paid-in-Kind Interest	$ 7.2
Interest Paid	12.0
Deferred Finance Costs, End Balance	$ 0.6		$ 0.7
Scenario, Forecast [Member]
Debt Interest Rate, PIK		5.50%
Maximum [Member]
Debt Interest Rate, PIK	5.50%