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Description of Business and Summary of Accounting Policies (Tables)
12 Months Ended
Mar. 31, 2013
Description of Business and Summary of Accounting Policies  
Schedule of estimated useful lives

Depreciation and amortization are provided using the straight-line method over the estimated useful lives for equipment and furniture and fixtures, and the shorter of the land lease term (see Notes 3 and 7) or estimated useful lives for leasehold improvements as follows:

 

Equipment

 

3 to 10 years

 

Furniture and fixtures

 

3 to 7 years

 

Leasehold improvements

 

10 to 25 years