Long-Term Debt (Details 2) (Scenario, Forecast [Member])	9 Months Ended	12 Months Ended		15 Months Ended
	Dec. 31, 2017	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2019	Mar. 31, 2015
Scenario, Forecast [Member]
Debt Instrument [Line Items]
Maximum leverage ratio permitted for future period	6.00	6.25	6.50	5.75	6.75