XML 30 R19.htm IDEA: XBRL DOCUMENT
v3.20.2

Stock Repurchases | 3 Months Ended
--- | ---
Mar. 31, 2020
Equity [Abstract] |
Stock Repurchases [Text Block] | STOCK REPURCHASES There were no stock repurchases for the three months ended September 30, 2020 and 2019. The following table summarizes our stock repurchases for the nine months ended September 30, 2020 and 2019:
(Dollars in millions) |  | For the Nine Months Ended September 30,
|  | 2020 |  | 2019
Stock Repurchases |  | Number of Shares Repurchased |  | Cost |  | Number of Shares Repurchased |  | Cost
Open Market (1) |  | 710,157 |  |  | $ | 300.6 |  |  | 225,915 |  |  | $ | 91.0 |
Other (2) |  | 15,063 |  |  | 6.5 |  |  | 42,696 |  |  | 18.2 |
Total |  | 725,220 |  |  | $ | 307.1 |  |  | 268,611 |  |  | $ | 109.2 |
(1) Represents repurchases under authorizations by the board of directors for the repurchase of shares by us from time to time in the open market or in privately negotiated transactions. On March 5, 2020, the board of directors authorized the repurchase of up to three million shares of our common stock in addition to the board’s prior authorizations. As of September 30, 2020, we had authorization to repurchase 3,059,556 shares of our common stock. (2) Represents shares of common stock released to us by team members as payment of tax withholdings upon the vesting of restricted stock and restricted stock units and the conversion of restricted stock units to common stock.

X
- Definition The entire disclosure for an entity's stock repurchases, including the description of the share repurchase program authorized by an entity's board of directors, the number of shares repurchased, the cost of the shares repurchased, the remaining maximum dollar value of shares available for repurchase under the program, and other information necessary to a fair presentation. + References No definition available. + Details
Name: | cacc_StockRepurchasesTextBlock
Namespace Prefix: | cacc_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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