Pensions (Narrative) (Details) - USD ($)	3 Months Ended		9 Months Ended	12 Months Ended
	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2016	Dec. 31, 2015
Pensions [Abstract]
Contributions to the plan	$ 68,000			$ 650,000
Pension settlement costs	$ 43,000	$ 1,222,000	$ 43,000
Pension liability adjustment gains			$ (4,147,836)