GOODWILL: (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended									9 Months Ended
	Dec. 31, 2012	Dec. 31, 2012 Marketing and Data Services	Dec. 31, 2012 Marketing and Data Services United States	Dec. 31, 2012 Marketing and Data Services Europe	Dec. 31, 2012 Marketing and Data Services Australia	Dec. 31, 2012 Marketing and Data Services China	Dec. 31, 2012 Marketing and Data Services Brazil	Dec. 31, 2012 IT Infrastructure Management	Mar. 31, 2012 IT Infrastructure Management	Dec. 31, 2012 Other services
Goodwill
Goodwill at the beginning of the period	$ 382,285	$ 306,077	$ 264,600	$ 19,800	$ 15,000	$ 6,000	$ 1,000	$ 71,508	$ 71,508	$ 4,700
Change in foreign currency translation adjustment	419	364								55
Goodwill at the end of the period	$ 382,704	$ 306,441	$ 264,600	$ 19,800	$ 15,000	$ 6,000	$ 1,000	$ 71,508	$ 71,508	$ 4,755