XML 83 R73.htm IDEA: XBRL DOCUMENT
v3.22.2.2

STOCKHOLDERS’ EQUITY - Narrative (Details) | 9 Months Ended
--- | ---
Sep. 30, 2022 USD ($)
Subsidiary, Sale of Stock [Line Items] |
Authorized amount of stock repurchase program | $ 500,000,000
Stock available for repurchase under the stock repurchase program | 500,000,000
“At the market” offerings |
Subsidiary, Sale of Stock [Line Items] |
Maximum issuance of common stock | 500,000,000
Stock available for issuance | $ 413,000,000

X
- Definition Sale of Stock, Available For Issuance, Amount + References No definition available. + Details
Name: | arcc_SaleOfStockAvailableForIssuanceAmount
Namespace Prefix: | arcc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Sale Of Stock, Maximum Issuance, Amount + References No definition available. + Details
Name: | arcc_SaleOfStockMaximumIssuanceAmount
Namespace Prefix: | arcc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
Name: | us-gaap_StockRepurchaseProgramAuthorizedAmount1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount remaining of a stock repurchase plan authorized. + References No definition available. + Details
Name: | us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- 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. + References No definition available. + Details
Name: | us-gaap_SubsidiarySaleOfStockLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=arcc_AtTheMarketOfferingsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |