ACQUISITIONS: (Details) (USD $)	3 Months Ended		12 Months Ended			12 Months Ended		1 Months Ended	3 Months Ended		12 Months Ended
	Mar. 31, 2014	Jun. 30, 2013	Mar. 31, 2014	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2014 Minimum	Mar. 31, 2014 Maximum	Jul. 31, 2010 GoDigital	Dec. 31, 2013 GoDigital	Dec. 31, 2011 GoDigital	Mar. 31, 2012 GoDigital	Mar. 31, 2011 GoDigital	Jul. 02, 2010 GoDigital
Business acquisitions
Interest acquired in acquisition (as a percent)													70.00%
Net cash paid in acquisitions			$ 500,000	$ 255,000				$ 10,900,000
Maximum amount of earnout agreement											0		9,300,000
Earnout period								2 years
Estimated value of earnout													3,600,000
Increase or decrease in the estimated value of earnout				2,598,000								1,100,000
Impairment of goodwill and other intangibles			28,834,000	17,803,000						17,800,000
Impairment charge related to goodwill		0	23,313,000							13,800,000
Impairment charge related to other intangible assets	900,000									4,000,000	4,000,000
Impairment charge percentage attributable to noncontrolling interest										30.00%
Remaining noncontrolling interest acquired			600,000						600,000
Reduction in carrying value of noncontrolling interest			600,000						(400,000)
Noncontrolling interest					380,000				0
Adjustment to equity investment reflected in additional paid-in capital									$ (1,000,000)
Amortization lives for intangibles						2 years	5 years