Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2012

Commitments and Contingencies [Abstract]

Schedule of future minimum rental payable

The Company utilizes certain office facilities and office equipment under non-cancelable operating lease agreements which generally have original terms of up to five years. Future minimum lease payments required under non-cancellable operating leases having an original term of more than one year as of December 31, 2012 are as follows (in thousands):

	Office Facilities and Equipment
Year ending December 31:
2013	$	1,416
2014		1,285
2015		1,102
2016		1,063
2017 and thereafter		871
	$	5,737