Commitments (Tables)

12 Months Ended

Dec. 31, 2011

Commitments

Schedule of future minimum lease payments under operating leases, net of amount to be received under sub leases

(US$ in thousands)
2012	$	4,197
2013	3,396
2014	3,010
2015	2,924
2016	2,759
Thereafter	6,725
Total	$	23,011