Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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-Subparagraph (i)
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- Definition

Unrecognized cost of unvested options awarded to employees as compensation.

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No definition available.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.

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-Publisher FASB
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The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.

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- Definition

Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.

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- Definition

The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices.

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- Definition

Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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STOCKHOLDERS' EQUITY: - Summary of Options (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2015
Stock options outstanding and exercisable by exercise price range
Options outstanding (in shares)	3,033,071
Options outstanding - Weighted-average remaining contractual life	5 years 8 months 12 days
Options outstanding - Weighted-average exercise price per share (in dollars per share)	$ 13.14
Options exercisable (in shares)	2,128,023
Options exercisable - Weighted-average exercise price per share (in dollars per share)	$ 13.79
Stock options
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Share-based compensation expense	$ 6.9	$ 9.8	$ 12.0
Future share-based compensation expense	$ 11.6
Period for recognition of unrecognized stock-based compensation expense	4 years
Stock options \| Arbor and Circulate
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Share-based compensation expense	$ 0.9
Range of exercise price per share from $0.61 to $9.99
Stock options outstanding and exercisable by exercise price range
Options outstanding (in shares)	824,755
Options outstanding - Weighted-average remaining contractual life	7 years 4 months 24 days
Options outstanding - Weighted-average exercise price per share (in dollars per share)	$ 1.67
Options exercisable (in shares)	433,414
Options exercisable - Weighted-average exercise price per share (in dollars per share)	$ 1.70
Range of exercise price per share from $10.00 to $19.99
Stock options outstanding and exercisable by exercise price range
Options outstanding (in shares)	1,475,505
Options outstanding - Weighted-average remaining contractual life	5 years 1 month 6 days
Options outstanding - Weighted-average exercise price per share (in dollars per share)	$ 15.15
Options exercisable (in shares)	1,166,348
Options exercisable - Weighted-average exercise price per share (in dollars per share)	$ 14.46
Range of exercise price per share from $20.00 to $24.99
Stock options outstanding and exercisable by exercise price range
Options outstanding (in shares)	713,259
Options outstanding - Weighted-average remaining contractual life	4 years 9 months 18 days
Options outstanding - Weighted-average exercise price per share (in dollars per share)	$ 21.72
Options exercisable (in shares)	513,598
Options exercisable - Weighted-average exercise price per share (in dollars per share)	$ 21.93
Range of exercise price per share from $25.00 to $32.85
Stock options outstanding and exercisable by exercise price range
Options outstanding (in shares)	19,552
Options outstanding - Weighted-average remaining contractual life	6 years 7 months 6 days
Options outstanding - Weighted-average exercise price per share (in dollars per share)	$ 32.85
Options exercisable (in shares)	14,663
Options exercisable - Weighted-average exercise price per share (in dollars per share)	$ 32.85
LiveRamp Employees \| Stock options
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Share-based compensation expense	$ 4.3	$ 6.7	$ 9.4