8. Commitments

The Company leases certain of its facilities under long-term operating leases, which expire at various dates through the fiscal year ending March 31, 2016. The lease agreements frequently include renewal or other provisions, which require the Company to pay taxes, insurance, maintenance costs or defined rent increases. The Company also licenses certain engineering design software tools under non-cancelable operating leases.

The following table summarizes the Company's contractual operating leases as of March 31, 2012 (in thousands):


	Operating Leases
Fiscal Years Ending March 31, 2013	$	2,337
2014		2,062
2015		950
2016		155

Total minimum payments	$	5,504

The Company did not have any off balance sheet arrangements at March 31, 2012.

Rent expense (including short-term leases and net of sublease income) for the years ended March 31, 2012, 2011, and 2010 was $2.6 million, $2.9 million, and $3.0 million, respectively.