SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES: (Details) (USD $)	3 Months Ended		12 Months Ended			3 Months Ended			12 Months Ended
	Mar. 31, 2014	Jun. 30, 2013	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2014 Europe Marketing and Data Services	Mar. 31, 2013 Europe Marketing and Data Services	Dec. 31, 2011 Brazil operation	Mar. 31, 2014 Minimum	Mar. 31, 2014 Minimum Data processing equipment	Mar. 31, 2014 Minimum Office furniture and other equipment	Mar. 31, 2014 Minimum Internally developed software	Mar. 31, 2014 Maximum	Mar. 31, 2014 Maximum Buildings and improvements	Mar. 31, 2014 Maximum Data processing equipment	Mar. 31, 2014 Maximum Office furniture and other equipment	Mar. 31, 2014 Maximum Internally developed software	Mar. 31, 2014 Maximum Purchased software licenses
Basis of Presentation and Principles of Consolidation
Investment in owned entities to be accounted using the equity method (as a percent)									20.00%				50.00%
Investments in owned entities to be accounted for at cost (as a percent)													20.00%
Number of years of experience of data management			40 years
Accounts Receivable
Unbilled amounts included in accounts receivable	$ 20,600,000		$ 20,600,000	$ 20,000,000
Property and equipment and software
Estimated useful lives										2 years	3 years	2 years		30 years	5 years	7 years	5 years	10 years
Goodwill
Impairment charge		0	23,313,000				0	13,800,000
Impairment of Long-lived Assets and Long-lived Assets to Be Disposed Of
Impairment charges for intangible assets	900,000					4,600,000		4,000,000
Deferred Costs and Data Acquisition Costs
Estimated useful life of data									2 years				7 years
Advertising Expense
Advertising expense			$ 6,000,000	$ 5,300,000	$ 4,500,000