RECENT ACCOUNTING PRONOUNCEMENTS (Details)	6 Months Ended
Jun. 30, 2011
RECENT ACCOUNTING PRONOUNCEMENTS
Number of separate statements in which the entity is required to present comprehensive income	2

Name:

hans_NewAccountingPronouncementOrChangeInAccountingPrincipleNumberOfSeparateStatements

Namespace Prefix:

hans

Data Type:

xbrli:integerItemType

Balance Type:

na

Period Type:

duration