Commitments and Contingencies

12 Months Ended

Oct. 31, 2012

Commitments and Contingencies

Commitments and Contingencies

[14] Commitments and Contingencies

The Company leases various office and laboratory facilities and equipment under operating leases expiring from 2013 to 2019.  Several of these leases contain renewal options for one to five year periods.

Total expense for property and equipment rental for the years ended October 31, 2012, 2011 and 2010 was $8,787, $8,010 and $7,285, respectively.  There were no contingent rental amounts due through October 31, 2012.

Aggregate future minimum rental payments on non cancelable operating leases [exclusive of several month to month leases] are as follows:

October 31,	Property		Equipment
2013	$	6,809	$		318
2014	3,493		187
2015	1,535		73
2016	1,049
2017	429
Thereafter	1,357
Totals	$	14,672	$	578

The Company has entered into several purchase agreements for reagent supplies through October, 2017.  Minimum purchase commitments as of October 31, 2012 are as follows:

October 31,
2013	$	23,758
2014	22,365
2015	19,943
2016	17,441
2017	7,566
Thereafter	—
Totals	$	91,073

Reagent supplies expensed under purchase agreements amount to $13,338 $8,379, and $7,290 for the years ended October 31, 2012, 2011 and 2010, respectively.