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Commitments and Contingencies
6 Months Ended
Jun. 30, 2013
Commitments and Contingencies Disclosure [Abstract]  
Commitments and Contingencies
Commitments and Contingencies
 
Certain wafer manufacturers require the Company to forecast wafer starts several months in advance. The Company is committed to take delivery of and pay for a portion of forecasted wafer volume. As of June 30, 2013 and December 30, 2012, the Company had $4.5 million and $621,000, respectively, of outstanding commitments for the purchase of wafer inventory.

The Company has purchase obligations with certain suppliers for the purchase of goods and services entered into in the ordinary course of business. As of June 30, 2013, total outstanding purchase obligations were $1.9 million, which are primarily due within the next 12 months.

The Company leases its primary facility under a non-cancelable operating lease that expires at the end of 2015. In addition, the Company rents development facilities in Canada and India as well as sales offices in Europe and Asia. Total rent expense, net of sublease income, for the second quarters of 2013 and 2012 were approximately $259,000 and $125,000, respectively. Total rent expense, net of sublease income, for the first six months of 2013 and 2012 were approximately $492,000 and $250,000, respectively.

As of June 30, 2013, future minimum lease commitments under the Company's operating leases, excluding property taxes and insurance are as follows:
 
 
Operating
Leases
 
(in thousands)
Fiscal Years
 

2013
$
456

2014
880

2015 and thereafter
931

 
$
2,267