COMPANY OVERVIEW AND BASIS OF PRESENTATION (Details)	Dec. 31, 2012
COMPANY OVERVIEW AND BASIS OF PRESENTATION [Abstract]
Number of outstanding shares exchanged for each share issued in reverse stock split (in shares)	15

The number of existing outstanding shares that were exchanged for a single share of common stock pursuant to a reverse stock split.

No definition available.

Name:	ulu_NumberOfOutstandingSharesExchangedForEachShareIssuedInReverseStockSplit
Namespace Prefix:	ulu_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant