Accounts Receivable (Details 1) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Sep. 30, 2018	Dec. 31, 2018	Sep. 30, 2017
Receivables [Abstract]
Beginning balance	$ (0.9)	$ (1.4)	$ (1.5)	$ (2.0)
Provision for doubtful accounts	(0.1)	(1.1)
Recoveries		0.5
Write offs	0.8	1.1
Foreign currency translation adjustments	(0.1)	0.1
Ending balance	$ (0.9)	$ (1.4)	$ (1.5)	$ (2.0)