Employee Stock Purchase Program Discount Rate From Fair Market Value

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- Definition

Non Employee Directors Fair Value Of Stock Awards

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Non Employee Directors' Stock Awards Percentage Vested on Date of the Next Annual Stockholders' Meeting following Grant Date

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Contractual Term

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Share-based Compensation Arrangement by Share-based Payment Award, Deferred Stock Obligation, Number of Shares

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Deferred Stock Obligation, Shares Delivery Period

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Number of Equal Annual Vesting Installments

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of noncash expense for share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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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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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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- Definition

Number of options outstanding, including both vested and non-vested options.

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Number of shares issued during the period as a result of an employee stock purchase plan.

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Stock Based Compensation - Stock Compensation Plans (Details)	1 Months Ended	3 Months Ended			6 Months Ended
	May 31, 2022 USD ($)	Sep. 30, 2022 USD ($) $ / shares shares	Jun. 30, 2022 shares	Sep. 30, 2021 USD ($) shares	Sep. 30, 2022 USD ($) installment shares	Sep. 30, 2021 USD ($) shares	Mar. 31, 2022 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation \| $		$ 8,300,000		$ 11,000,000	$ 19,708,000	$ 22,581,000
Unrecognized compensation costs \| $		$ 84,900,000			$ 84,900,000
Unrecognized compensation costs, period for recognition					2 years 3 months 10 days
Number of equal annual vesting installments \| installment					3
Options outstanding, number of underlying shares (in shares)		1,578,000			1,578,000		1,578,000
Marketing Partner
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation costs \| $		$ 6,000,000			$ 6,000,000
Unrecognized compensation costs, period for recognition					2 years 25 days
Additional share based compensation \| $		$ 800,000		$ 900,000	$ 1,700,000	$ 1,800,000
Stock option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Contractual term					10 years
Deferred Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding, number of underlying shares (in shares)		800,000			800,000
2005 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of stock awards \| $	$ 187,500				$ 150,000
Vesting percentage		100.00%			100.00%
2005 Plan \| Class A Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available for grant (in shares)		8,300,000			8,300,000
2005 Plan \| Common Class C
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available for grant (in shares)		25,200,000			25,200,000
2005 Plan \| Performance Based Restricted Stock Units \| Certain Executives and Key Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Additional share based compensation \| $		$ 900,000			$ 1,300,000
Shares granted (in shares)			1,200,000
Shares granted (in dollars per share) \| $ / shares		$ 9.13
Director Compensation Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of stock awards \| $					$ 100,000
Obligation to issue share (in shares)		1			1
Period shares delivered following termination of director's service					6 months
ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
ESPP discount rate from fair market value					15.00%
ESPP shares granted during period (in shares)		171,600		58,000	293,000	118,900
ESPP \| Class A Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available for grant (in shares)		2,700,000			2,700,000
ESPP \| Common Class C
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available for grant (in shares)		1,400,000			1,400,000
Minimum \| 2005 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (over)					2 years
Maximum \| 2005 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (over)					5 years