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Stock Options Table Expense Allocation (Details) (Stock Options [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Stock option compensation expense	$ 210	$ 22
Global managed services [Member]
Stock option compensation expense	0	3
Selling and marketing [Member]
Stock option compensation expense	0	1
General and administrative [Member]
Stock option compensation expense	$ 210	$ 18

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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