Composition of Certain Financial Statement Captions (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Mar. 31, 2015
Summary of Accounts Receivable
Accounts receivable, gross	$ 103,009	$ 119,807
Sales return reserve	(7,128)	(8,835)
Allowance for doubtful accounts	(3,289)	(3,303)
Accounts receivable, net	92,592	107,669
Summary of Inventories
Computer systems and components	662	622
Summary of Equipment and improvements
Computer equipment	40,773	42,668
Furniture and fixtures	9,505	10,408
Leasehold improvements	10,783	9,767
Equipment and improvements, gross	61,061	62,843
Accumulated depreciation	(37,890)	(42,036)
Equipment and improvements, net	23,171	20,807
Summary of Current and non-current deferred revenue
Professional services	24,910	30,340
Undelivered software, hardware and other	14,669	17,638
Support and Maintenance	10,239	15,077
Software related subscription services	5,328	3,288
Deferred revenue	55,146	66,343
Deferred revenue, net of current	1,127	1,349
Summary of Accrued compensation and related benefits
Payroll, bonus and commission	8,044	13,505
Vacation	8,301	10,546
Accrued compensation and related benefits	16,345	24,051
Summary of Other current liabilities
Contingent consideration and other liabilities related to acquisitions	8,313	9,124
Customer credit balances and deposits	4,700	4,760
Accrued legal expense	3,266	3,527
Accrued acquisition costs	3,252	0
Care services liabilities	4,467	2,381
Self Insurance Reserve, Current	2,165	2,290
Accrued royalties	2,650	2,063
Accrued EDI expense	2,327	2,322
Accrued consulting services	2,225	2,603
Other accrued expenses	5,210	4,854
Other current liabilities	38,575	33,924
Contingent consideration and other liabilities related to acquisitions	0	7,581
Deferred rent	6,012	3,122
Uncertain tax position and related liabilities	3,906	4,095
Other non-current liabilities	9,918	14,798
Summary of Prepaid Expense and Other Assets, Current
Prepaid Expense, Current	10,469	9,941
Other Assets, Current	3,642	1,594
Prepaid Expense and Other Assets, Current	$ 14,111	$ 11,535