Stock Benefit Plans and Stock-Based Compensation (Details) (USD $)	3 Months Ended		9 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013		Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percent company match for employee 401(k) contributions (in hundredths)			33.00%
Limit on percent company match for employee 401(k) contributions (in hundredths)			2.00%
Maximum vesting percentage 401(k) (in hundredths)			100.00%
Years of service to be fully vested in 401(k) matching contributions			3 years
Stock options, weighted average fair value assumptions [Abstract]
Announced dividend per share (in dollars per share)	$ 0.50		$ 0.50
Aggregate Intrinsic Value [Abstract]
Total stock-based compensation expense before income taxes	$ 7,214,000	$ 5,484,000	$ 32,526,000		$ 20,663,000
Quarterly dividend (in dollars per share)	$ 0.125		$ 0.125
Cost of maintenance fees [Member]
Aggregate Intrinsic Value [Abstract]
Total stock-based compensation expense before income taxes	0	164,000	348,000		616,000
Cost of subscription fees [Member]
Aggregate Intrinsic Value [Abstract]
Total stock-based compensation expense before income taxes	(54,000)	(47,000)	(24,000)		6,000
Cost of professional services [Member]
Aggregate Intrinsic Value [Abstract]
Total stock-based compensation expense before income taxes	67,000	65,000	244,000		225,000
Cost of application services [Member]
Aggregate Intrinsic Value [Abstract]
Total stock-based compensation expense before income taxes	3,765,000	396,000	14,271,000		1,105,000
Technology development and support [Member]
Aggregate Intrinsic Value [Abstract]
Total stock-based compensation expense before income taxes	(27,000)	468,000	1,078,000		1,842,000
Sales and marketing [Member]
Aggregate Intrinsic Value [Abstract]
Total stock-based compensation expense before income taxes	1,152,000	1,328,000	4,736,000		4,515,000
Administrative and general [Member]
Aggregate Intrinsic Value [Abstract]
Total stock-based compensation expense before income taxes	1,861,000	3,110,000	9,632,000		12,354,000
Restructuring costs [Member]
Aggregate Intrinsic Value [Abstract]
Total stock-based compensation expense before income taxes	450,000	0	2,241,000		0
Stock Options [Member]
Stock options, weighted average fair value assumptions [Abstract]
Expected volatility (in hundredths)			39.52%		40.83%
Risk-free interest rate (in hundredths)			1.59%		0.95%
Expected lives at date of grant (in years)			6 years 3 months 18 days		6 years 3 months 18 days
Weighted-average fair value of the options granted			$ 2.69		$ 4.02
Dividend yield assumption			4.42%	[1]	0.00%	[1]
Fair value of stock options vested (in dollars per share)			$ 3.99		$ 4.14
Stock Options - Service-Based Vesting [Member]
Stock option activity [Roll Forward]
Options outstanding, beginning of period (in shares)			19,076,000
Granted (in shares)			1,146,000
Exercised (in shares)			(3,447,000)
Forfeited (in shares)			(376,000)
Cancelled/expired (in shares)			(1,424,000)
Options outstanding, end of period (in shares)	14,975,000		14,975,000
Options vested and expected to vest, net of estimated forfeitures, as of end of period (in shares)	14,465,000		14,465,000
Options exercisable as of end of period (in shares)	9,628,000		9,628,000
Weighted average exercise price [Abstract]
Options outstanding (in dollars per share)			$ 8.44
Granted (in dollars per share)			$ 10.63
Exercised (in dollars per share)			$ 7.81
Forfeited/cancelled (in dollars per share)			$ 10.18
Cancelled/expired (in dollars per share)			$ 8.22
Options outstanding as of end of period (in dollars per share)	$ 8.73		$ 8.73
Options vested and expected to vest, net of estimated forfeitures, as of end of period (in dollars per share)	$ 8.68		$ 8.68
Options exercisable as of end of period (in dollars per share)	$ 8.32		$ 8.32
Weighted average remaining contractual term [Abstract]
Options outstanding as of end of period			6 years 6 months 25 days
Options vested and expected to vest, net of estimated forfeitures, as of end of period			6 years 5 months 26 days
Options exercisable as of end of period			5 years 7 months 20 days
Aggregate intrinsic value [Abstract]
Exercised			10,811,000
Options outstanding as of end of period	38,076,000		38,076,000
Options vested and expected to vest, net of estimated forfeitures, as of end of period	37,378,000		37,378,000
Options exercisable as of end of period	28,385,000		28,385,000
Stock Options - Performance and Service-Based Vesting [Member]
Stock option activity [Roll Forward]
Options outstanding, beginning of period (in shares)			3,648,000
Granted (in shares)			594,000
Forfeitures/cancelled (in shares)			(1,529,000)
Options outstanding, end of period (in shares)	2,713,000		2,713,000
Options vested and expected to vest, net of estimated forfeitures, as of end of period (in shares)	190,000		190,000
Options exercisable as of end of period (in shares)	0		0
Weighted average exercise price [Abstract]
Options outstanding (in dollars per share)			$ 9.79
Granted (in dollars per share)			$ 11.30
Forfeited/cancelled (in dollars per share)			$ 10.00
Options outstanding as of end of period (in dollars per share)	$ 10.00		$ 10.00
Options vested and expected to vest, net of estimated forfeitures, as of end of period (in dollars per share)	$ 11.30		$ 11.30
Options exercisable as of end of period (in dollars per share)	$ 0		$ 0
Weighted average remaining contractual term [Abstract]
Options outstanding as of end of period			8 years 9 months 14 days
Options vested and expected to vest, net of estimated forfeitures, as of end of period			9 years 4 months 13 days
Options exercisable as of end of period			0 days
Aggregate intrinsic value [Abstract]
Options outstanding as of end of period	3,435,000		3,435,000
Options vested and expected to vest, net of estimated forfeitures, as of end of period	0		0
Options exercisable as of end of period	0		0
Non-vested restricted stock units and performance-based restricted stock unit awards [Roll Forward]
Dividend Equivalents Issued (in shares)	21,000
Aggregate Intrinsic Value [Abstract]
Total stock-based compensation expense before income taxes	(21,000)	0	394,000		0
Unrecognized compensation cost, net of estimated forfeitures	29,600,000		29,600,000
Unrecognized compensation cost, weighted-average period of recognition			1 year 8 months 19 days
Performance-based Restricted Stock Unit Awards [Member]
Non-vested restricted stock units and performance-based restricted stock unit awards [Roll Forward]
Granted (in shares)			31,000
Covisint LTIP (2009) [Member] | Stock Options [Member]
Stock option activity [Roll Forward]
Options outstanding, end of period (in shares)	4,200,000		4,200,000
Aggregate Intrinsic Value [Abstract]
Additional common stock available for issuance (in shares)	3,000,000		3,000,000
Common stock available for issuance (in shares)	7,500,000		7,500,000
Cumulative expense related to stock option	3,600,000		16,100,000.000000000
Stock split approved by board of directors			30-for-1
Covisint LTIP (2009) [Member] | Performance-based Restricted Stock Unit Awards [Member]
Aggregate Intrinsic Value [Abstract]
Vested PSAs for a change in control transaction or an incomplete IPO (in shares)	1,100,000.0000000000		1,100,000.0000000000
LTIP (2007) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum percentage of employee compensation allowed to be withheld (in hundredths)			10.00%
Discount rate for purchase of common stock (in hundredths)			5.00%
LTIP (2007) [Member] | Non-vested RSU [Member]
Non-vested restricted stock units and performance-based restricted stock unit awards [Roll Forward]
Non-vested awards outstanding as of beginning of period (in shares)			4,850,000
Granted (in shares)			518,000
Dividend Equivalents Issued (in shares)			99,000
Released (in shares)			(1,681,000)
Forfeited (in shares)			(1,362,000)
Non-vested awards outstanding as of end of period (in shares)	2,424,000		2,424,000
Weighted Average Grant-Date Fair Value [Abstract]
Granted (in dollars per share)			$ 11.26
Dividend Equivalents Issue (in dollars per share)			$ 10.98
Aggregate Intrinsic Value [Abstract]
Released			18,204,000
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expense recognized related to 401(k) program	$ 944,000	$ 900,000	$ 3,300,000		$ 3,300,000

[1] In January 2013, our Board of Directors announced its intention to begin paying cash dividends totaling $0.50 per share annually. Prior to that, the Company had never paid a dividend or announced any intentions to pay a dividend.