| Label | Element | Value |
|---|---|---|
| Accrual of unsettled payments for repurchase of common stock | conn_AccrualOfUnsettledPaymentsForRepurchaseOfCommonStock | $ 3,471,000 |
| Accrual of unsettled payments for repurchase of common stock | conn_AccrualOfUnsettledPaymentsForRepurchaseOfCommonStock | 0 |
| Payments for Repurchase of Common Stock | us-gaap_PaymentsForRepurchaseOfCommonStock | $ 0 |