Liability for Vacant Office Space (Tables)

9 Months Ended

Sep. 30, 2012

Payables and Accruals [Abstract]

Liability for Vacant Office Space

The following table shows the change in our liability for vacant office space from December 31, 2011 to September 30, 2012:

Liability for vacant office space	($000)
Balance as of December 31, 2011	$	919
Reduction of liability for lease and other related payments	(768		)
Balance as of September 30, 2012	$	151