Stock Options Table Expense Allocation (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Global managed services	$ 1,765	$ 1,979	$ 3,461	$ 3,873
Sales and marketing	878	902	1,864	1,824
General and administrative	1,302	1,282	2,652	2,688
Stock Option Expense [Member]
Global managed services	3	19	6	38
Sales and marketing	3	4	4	10
General and administrative	62	8	80	16
Stock option compensation expense	$ 68	$ 31	$ 90	$ 64