Composition of Certain Financial Statement Captions (Details) - USD ($)	Dec. 31, 2016	Mar. 31, 2016
Summary of Accounts Receivable
Accounts receivable, gross	$ 86,388,000	$ 104,467,000
Sales return reserve	(8,623,000)	(7,541,000)
Allowance for doubtful accounts	(2,249,000)	(2,902,000)
Accounts receivable, net	75,516,000	94,024,000
Summary of Prepaid Expense and Other Assets, Current
Prepaid Expense, Current	13,448,000	11,804,000
Other Assets, Current	2,496,000	3,106,000
Prepaid Expense and Other Assets, Current	15,944,000	14,910,000
Summary of Equipment and improvements
Computer equipment	21,483,000	32,213,000
Internal-use software	10,899,000	10,201,000
Furniture and fixtures	10,561,000	9,799,000
Leasehold improvements	16,538,000	13,408,000
Equipment and improvements, gross	59,481,000	65,621,000
Accumulated depreciation	(33,384,000)	(39,831,000)
Equipment and improvements, net	26,097,000	25,790,000
Summary of Current and non-current deferred revenue
Professional services	22,005,000	23,128,000
Undelivered software, hardware and other	10,469,000	14,913,000
Support and Maintenance	8,948,000	11,902,000
Software related subscription services	8,341,000	7,992,000
Deferred revenue	49,763,000	57,935,000
Deferred revenue, net of current	1,312,000	1,335,000
Summary of Accrued compensation and related benefits
Vacation	8,003,000	8,987,000
Payroll, bonus and commission	10,617,000	9,683,000
Accrued compensation and related benefits	18,620,000	18,670,000
Summary of Other current liabilities
Contingent consideration and other liabilities related to acquisitions	18,367,000	24,153,000
Customer Deposits, Current	3,973,000	4,123,000
Care Services Liabilities Current	4,647,000	5,339,000
Self Insurance Reserve, Current	1,898,000	1,862,000
Accrued consulting services, Current	2,194,000	3,650,000
Electronic Data Interchange Expense Current	2,270,000	2,604,000
Deferred Rent Credit, Current	1,409,000	828,000
Accrued Outsourcing Expenses	1,613,000	1,604,000
Accrued Royalties, Current	740,000	2,341,000
Accrued Employee Benefits, Current	639,000	213,000
Taxes Payable	333,000	655,000
Accrued Professional Fees	758,000	864,000
Other Accrued Liabilities, Current	5,497,000	2,002,000
Other Liabilities, Current	44,338,000	50,238,000
Deferred Rent Credit, Noncurrent	9,538,000	6,577,000
Unrecognized Tax Benefits	4,729,000	4,084
Accrued Income Taxes, Noncurrent		4,084,000
Other Liabilities, Noncurrent	$ 14,267,000	$ 10,661,000