ACQUISITIONS: (Details) (USD $)	3 Months Ended		12 Months Ended					1 Months Ended	3 Months Ended		12 Months Ended	1 Months Ended	3 Months Ended	12 Months Ended		1 Months Ended			1 Months Ended		12 Months Ended	1 Months Ended
	Dec. 31, 2011	Mar. 31, 2011	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2010	Mar. 31, 2012 Minimum Y	Mar. 31, 2012 Maximum Y	Jul. 31, 2011 MENA subsidiary	Dec. 31, 2011 MENA Information Services	Mar. 31, 2011 MENA Information Services	Mar. 31, 2011 MENA Information Services	Jul. 31, 2010 GoDigital Y	Dec. 31, 2011 GoDigital	Mar. 31, 2011 GoDigital	Jul. 02, 2010 GoDigital	Apr. 30, 2010 XYZ Y	Mar. 31, 2012 XYZ	Apr. 02, 2010 XYZ	Apr. 30, 2010 XYZ Maximum	Dec. 31, 2009 MENA	Mar. 31, 2011 MENA	Dec. 31, 2009 MENA Maximum
Business acquisitions
Interest acquired in acquisition (as a percent)															70.00%			100.00%		51.00%
Current ownership interest (as a percent)																				57.00%
Cash purchase price																				$ 3,800,000
Maximum amount of earnout agreement															9,300,000			600,000
Earnout period (in years)												2				2
Estimated value of earnout															3,611,000			532,000		371,000
Earnout payment																	300,000
Remaining liability of earnout																	300,000
Estimated annual revenue of acquired entity for previous fiscal year												8,000,000							2,000,000			5,000,000
Increase or decrease in the estimated value of earnout														(1,100,000)
Impairment of goodwill and other intangibles	17,800,000	79,700,000	17,803,000	79,674,000					7,200,000	7,200,000	7,200,000		17,800,000
Impairment charge related to goodwill			13,599,000	77,324,000					4,800,000	4,800,000	4,800,000		13,800,000
Impairment charge related to other intangible assets									2,400,000	2,400,000	2,400,000		4,000,000								2,400,000
Impairment charge percentage attributable to noncontrolling interest											43.00%		30.00%
Cash payment to MENA under the terms of disposal								1,000,000
Purchase price allocation
Cash															776,000			547,000		40,000
Goodwill															15,546,000			1,446,000		4,824,000
Other intangible assets															6,500,000			779,000		3,250,000
Other current and noncurrent assets															1,178,000			184,000		2,139,000
Total assets															24,000,000			2,956,000		10,253,000
Accounts payable, accrued expenses and capital leases assumed															2,091,000			120,000		2,027,000
Net assets acquired															21,909,000			2,836,000		8,226,000
Less:
Cash acquired												776,000				547,000				40,000
Earnout liability															3,611,000			532,000		371,000
Noncontrolling interest															6,573,000					4,030,000
Net cash paid			$ 255,000	$ 12,927,000	$ 3,428,000							$ 10,949,000				$ 1,757,000				$ 3,785,000
Amortization lives for intangibles (in years)						2	7