Acquisitions (Details Textual) (USD $)			6 Months Ended
	Sep. 30, 2013	Dec. 31, 2012	Jun. 30, 2013 Blessing White [Member]	Oct. 01, 2012 Blessing White [Member]	May 31, 2013 Prospero [Member]	Jun. 12, 2013 Lorien [Member]	Jun. 30, 2013 Intellectual Property [Member] Blessing White [Member]	Jun. 30, 2013 Acquired Trade Name [Member] Blessing White [Member]	Jun. 30, 2013 Customer Relationships [Member] Blessing White [Member]	Jun. 30, 2013 Acquired Technology [Member] Blessing White [Member]
Business Acquisition [Line Items]
Business acquisition contingent consideration, other long term liability	$ 1,411,000	$ 544,000
Intangible assets			3,280,000
Acquisitions							1,238,000	191,000	1,761,000	90,000
Total purchase price				10,762,000		6,734,000
Business Acquisition Purchase Price Of Acquired Entity Cash Paid					7,046,000
Business Acquisition Additional Contingent Consideration					4,755,000	913,000
Business Acquisition Purchase Consideration At Fair Value					10,716,000
Business Acquisition Purchase Consideration Cash Paid At Fair value					7,046,000
Business Acquisition Contingent Consideration Fair Value					3,670,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities, Total					280,000	3,399,000
Proceeds From Working Capital During Business Acquisition			233,000
Business Acquisition Purchase Price Allocation Intangible Assets Gross						1,715,000
Business Acquisition Contingent Consideration Accounts Payable And Accrued Liability	$ 3,707,000	$ 2,540,000