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SOFTWARE AND RESEARCH AND DEVELOPMENT COSTS:
12 Months Ended
Mar. 31, 2011
SOFTWARE AND RESEARCH AND DEVELOPMENT COSTS:  
SOFTWARE AND RESEARCH AND DEVELOPMENT COSTS:

7.             SOFTWARE AND RESEARCH AND DEVELOPMENT COSTS:

 

The Company recorded amortization expense related to internally developed computer software of $20.5 million, $23.6 million, and $21.1 million for fiscal 2011, 2010, and 2009, respectively, and amortization of purchased software licenses of $15.6 million, $14.5 million and $27.2 million in 2011, 2010 and 2009, respectively.  Additionally, research and development costs of $11.6 million, $6.8 million and $19.4 million were charged to cost of revenue during 2011, 2010 and 2009, respectively.  Amortization expense related to both internally developed and purchased software is included in cost of revenue in the accompanying consolidated statements of operations.