Contingencies (Narratives) (Details) $ in Millions	9 Months Ended
	Dec. 31, 2016 USD ($)
Litigation And Legal Matters
Name of Plaintiff	PODS Enterprises, Inc
Lawsuit filing date	Jul. 03, 2012
Damages awarded to plaintiff	$ 45.0
Damages awarded, alleged profits	15.7
Loss contingency, loss in period	60.7
Litigation settlement, amount	41.4
Loss contingency, interest accrual	$ 5.0