Summary of Significant Accounting Policies (Details) - USD ($)	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
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Capitalized Computer Software, Impairments										$ 32,238,000
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount									2,999,000	1,926,000	1,656,000
Net Income (Loss) Attributable to Parent	$ 4,415,000	$ 10,486,000	$ 3,987,000	$ (647,000)	$ (16,322,000)	$ 7,302,000	$ 8,315,000	$ 6,362,000	$ 18,241,000	$ 5,657,000	$ 27,332,000
Basic (in usd per share)	62,345,000	62,093,000	61,658,000	61,179,000	60,899,000	60,867,000	60,461,000	60,312,000	61,818,000	60,635,000	60,259,000
Earnings Per Share, Basic	$ 0.07	$ 0.17	$ 0.06	$ (0.01)	$ (0.27)	$ 0.12	$ 0.14	$ 0.11	$ 0.30	$ 0.09	$ 0.45
Costs and expenses:
Total share-based compensation									$ 7,598,000	$ 3,295,000	$ 3,472,000
Income tax benefit									(2,637,000)	(1,018,000)	(1,054,000)
Dilutive Securities, Effect on Basic Earnings Per Share									$ 192,000	$ 598,000	$ 590,000
Weighted Average Number of Shares Outstanding, Diluted	62,348,000	62,093,000	62,052,000	61,676,000	60,899,000	61,279,000	61,194,000	61,064,000	62,010,000	61,233,000	60,849,000
Diluted (in usd per share)	$ 0.07	$ 0.17	$ 0.06	$ (0.01)	$ (0.27)	$ 0.12	$ 0.14	$ 0.10	$ 0.29	$ 0.09	$ 0.45
Increase Decrease in Net Income									$ 4,961,000	$ 2,277,000	$ 2,418,000
Cost of revenue [Member]
Costs and expenses:
Total share-based compensation									514,000	404,000	373,000
Research and development costs [Member]
Costs and expenses:
Total share-based compensation									973,000	318,000	396,000
Selling, general and administrative [Member]
Costs and expenses:
Total share-based compensation									$ 6,111,000	$ 2,573,000	$ 2,703,000