Quarterly Financial Data (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2015
Quarterly Financial Data (Unaudited)
Revenues	$ 25,304	$ 22,691	$ 24,060	$ 23,927	$ 19,796	$ 19,014	$ 20,573	$ 18,365	$ 95,982	$ 77,748	$ 72,251
Gross Profit	9,918	8,620	9,455	9,409	7,938	7,211	7,883	7,637	37,402	30,669	28,182
Net loss	$ (3,368)	$ (1,380)	$ (40)	$ (38)	$ (1,292)	$ (10,442)	$ (395)	$ (192)	$ (4,826)	$ (12,321)	(1,070)
Basic Net Loss per Share (in dollars per share)	$ (0.10)	$ (0.04)	$ 0.00	$ 0.00	$ (0.03)	$ (0.33)	$ (0.01)	$ (0.01)	$ (0.15)	$ (0.38)
Diluted Net Loss per Share (in dollars per share)	$ (0.10)	$ (0.04)	$ 0.00	$ 0.00	$ (0.03)	$ (0.33)	$ (0.01)	$ (0.01)	$ (0.15)	$ (0.38)
Loss on impairment of goodwill									$ 2,168
Operating segments
Quarterly Financial Data (Unaudited)
Revenues									95,982	$ 77,748	72,251
Loss on impairment of goodwill									2,168
Operating segments | Agriculture and Weather Analytics
Quarterly Financial Data (Unaudited)
Revenues									4,542	$ 3,393	$ 3,049
Loss on impairment of goodwill									$ 2,168