Basis of Presentation (Details Textual)	3 Months Ended
Jun. 30, 2013
Basis Of Presentation [Line Items]
Decrease In Sales, Decrease Percentage	46.00%

Represents the percentage of drop in sales during the current quarter comparing the previous quarter.

No definition available.

Name:	haup_DecreaseInSalesDecreasePercentage
Namespace Prefix:	haup_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration