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- Definition

Percentage of Awards Exchanged for Vested Options

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- Definition

Percentage of Awards Liquidated for Cash

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Number of Tranches

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- Definition

Share-based compensation, Liquidity event, percentage threshold of shares sold

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

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- Definition

Aggregate cash paid by the entity during the period to settle equity instruments granted under equity-based payment arrangements.

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- Definition

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

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- Definition

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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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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- Definition

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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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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- Definition

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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Number of shares authorized for issuance under share-based payment arrangement.

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- Definition

Percentage of vesting of award under share-based payment arrangement.

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Incentive Compensation Plans (Narrative) (Details)	11 Months Ended	12 Months Ended			24 Months Ended
Incentive Compensation Plans (Narrative) (Details)	Mar. 09, 2020 USD ($)	Mar. 31, 2021 USD ($) item shares	Mar. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)	Mar. 31, 2021 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense \| $	$ 0	$ 59,016,000	$ 1,701,000
Legacy CHC Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for future issuance		37,900,000			37,900,000
Liquidity event, percentage threshold of shares sold		25.00%
Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for future issuance		25,000,000			25,000,000
Granted in period		1
Unrecognized compensation expense \| $		$ 239,038,000			$ 239,038,000
Unrecognized compensation expense period for recognition		1 year 9 months 18 days
Replacement Exit-Vesting Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense \| $		$ 0			$ 0
Time-Vesting Options [Member] \| Legacy CHC Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted in period					0
Number of tranches \| item		4
Unrecognized compensation expense \| $		$ 4,295,000			$ 4,295,000
Unrecognized compensation expense period for recognition		8 months 12 days
Time-Vesting Options [Member] \| Legacy CHC Equity Plan [Member] \| Share-based Payment Arrangement, Tranche One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of awards liquidated for cash		54.40%
Percentage of awards exchanged for vested options		45.60%
Awards received as, exercise price equal to percentage of fair value, percentage		25.00%
Vesting percentage		25.00%
Time-Vesting Options [Member] \| Legacy CHC Equity Plan [Member] \| Share-based Payment Arrangement, Tranche Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage		25.00%
Time-Vesting Options [Member] \| Legacy CHC Equity Plan [Member] \| Share-based Payment Arrangement, Tranche Three [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage		25.00%
Time-Vesting Options [Member] \| Legacy CHC Equity Plan [Member] \| Share-based Payment Arrangement, Tranche Four [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage		25.00%
Exit-Vesting Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted in period					0
Exit-Vesting Options [Member] \| Legacy CHC Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of awards liquidated for cash		54.40%
Percentage of awards exchanged for vested options		45.60%
Awards received as, exercise price equal to percentage of fair value, percentage		25.00%
Number of tranches \| item		3
Unrecognized compensation expense \| $		$ 28,008,000			$ 28,008,000
Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted in period		11,579,143
Vested		1,131,199
Restricted Stock Units [Member] \| Omnibus Incentive Plan [Member] \| Graded Vesting Schedule [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period		4 years
Restricted Stock Units [Member] \| Omnibus Incentive Plan [Member] \| Share-based Payment Arrangement, Tranche One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period		3 years
Vesting percentage		50.00%
Restricted Stock Units [Member] \| Omnibus Incentive Plan [Member] \| Share-based Payment Arrangement, Tranche Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage		25.00%
Restricted Stock Units [Member] \| Omnibus Incentive Plan [Member] \| Share-based Payment Arrangement, Tranche Three [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage		25.00%
Cash Settled Restricted Stock Units CSRSU [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted in period		172,524
Vested		173,816
Cash Settled Restricted Stock Units CSRSU [Member] \| Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cash paid to settle awards upon vesting \| $		$ 2,273,000	$ 0
Performance Stock Units PSU [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted in period		1,177,152
Performance Stock Units PSU [Member] \| Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of tranches \| item		2
Performance Stock Units PSU [Member] \| Omnibus Incentive Plan [Member] \| Share-based Payment Arrangement, Tranche Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period		3 years
Deferred Stock Units DSU [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted in period		86,916
Vested		45,704
Deferred Stock Units DSU [Member] \| Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period		1 year
Vesting percentage		100.00%
eRx Vested Stock Appreciation Rights (SARs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vested		478,180
Minimum [Member] \| Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period		1 year
Minimum [Member] \| Restricted Stock Units [Member] \| Omnibus Incentive Plan [Member] \| Cliff Vesting Schedule [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period		1 year
Minimum [Member] \| Cash Settled Restricted Stock Units CSRSU [Member] \| Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period		1 year
Maximum [Member] \| Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period		4 years
Maximum [Member] \| Restricted Stock Units [Member] \| Omnibus Incentive Plan [Member] \| Cliff Vesting Schedule [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period		4 years
Maximum [Member] \| Cash Settled Restricted Stock Units CSRSU [Member] \| Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period		3 years
Blackstone [Member] \| eRx Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Liquidity event, percentage threshold of shares sold		25.00%
Blackstone [Member] \| Joint Venture [Member] \| Exit-Vesting Options [Member] \| Legacy CHC Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Liquidity event, percentage threshold of shares sold		25.00%
McKesson Corporation [Member] \| Joint Venture [Member] \| Exit-Vesting Options [Member] \| Legacy CHC Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Liquidity event, percentage threshold of shares sold		50.00%
Blackstone And McKesson [Member] \| Joint Venture [Member] \| Exit-Vesting Options [Member] \| Legacy CHC Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Liquidity event, percentage threshold of shares sold		25.00%