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Employee Benefit Plans (Details 2) (USD $)	3 Months Ended
Employee Benefit Plans (Details 2) (USD $)	Jun. 30, 2013	Jun. 30, 2012
Stock-Based Compensation
Stock-based compensation expense	$ 68,000	$ 67,000
Unrecognized compensation expense related to unvested stock options and RSUs	355,000
Weighted average period over which compensation expense is expected to be recognized	2 years 1 month 6 days
Cost of revenues
Stock-Based Compensation
Stock-based compensation expense	9,000	10,000
Selling, general and administrative expense
Stock-Based Compensation
Stock-based compensation expense	$ 59,000	$ 57,000

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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