Basis of Presentation (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Sep. 30, 2012 Segment Location Facilities Buildings	Apr. 23, 2011
Basis of Presentation (Narrative) [Abstract]
Palm Harbor Acquisition Date	Apr. 23, 2011
Number of operating segments	2
Gross Purchase Price Exclusive of Transaction Costs, Liabilities Assumed and Adjustments		$ 83.9
Proceeds from payoff of debtor-in-possession note receivable		45.3
Capital Contribution by Each Parent to Subsidiary to Fund Acquisition		$ 36.0
Number of Operating Manufacturing Facilities Acquired	5
Number of Idled Manufacturing Facilities Acquired	9
Number of Operating Retail Locations Acquired	49
Number of Office Buildings Facilities Acquired	1