Debt	6 Months Ended
Jun. 30, 2019
Debt Disclosure [Abstract]
Debt	Debt As of June 30, 2019 and December 31, 2018, AB had $444.1 million and $523.2 million, respectively, in commercial paper outstanding with weighted average interest rates of approximately 2.7% for both periods. Debt included in the statement of financial condition is presented net of issuance costs of $1.7 million and $1.9 million as of June 30, 2019 and December 31, 2018, respectively. The commercial paper is short term in nature, and as such, recorded value is estimated to approximate fair value (and considered a Level 2 security in the fair value hierarchy). Average daily borrowings of commercial paper during the first six months of 2019 and the full year 2018 were $516.7 million and $350.3 million, respectively, with weighted average interest rates of approximately 2.7% and 2.0%, respectively. AB has a $200.0 million committed, unsecured senior revolving credit facility (the "Revolver") with a leading international bank, which matures on November 16, 2021. The Revolver is available for AB's and SCB LLC's business purposes, including the provision of additional liquidity to meet funding requirements primarily related to SCB LLC's operations. Both AB and SCB LLC can draw directly under the Revolver and management expects to draw on the Revolver from time to time. AB has agreed to guarantee the obligations of SCB LLC under the Revolver. The Revolver contains affirmative, negative and financial covenants which are identical to those of AB's $800.0 million committed, unsecured senior revolving credit facility. As of June 30, 2019, we had no amounts outstanding under the Revolver. As of December 31, 2018, we had $25.0 million outstanding under the Revolver with an interest rate of 3.4%. Average daily borrowing under the Revolver during the first six months of 2019 and full year 2018 were $33.0 million and $19.4 million, respectively, with weighted average interest rates of approximately 3.4% and 2.8%, respectively.

Debt

As of June 30, 2019 and December 31, 2018, AB had $444.1 million and $523.2 million, respectively, in commercial paper outstanding with weighted average interest rates of approximately 2.7% for both periods. Debt included in the statement of financial condition is presented net of issuance costs of $1.7 million and $1.9 million as of June 30, 2019 and December 31, 2018, respectively. The commercial paper is short term in nature, and as such, recorded value is estimated to approximate fair value (and considered a Level 2 security in the fair value hierarchy). Average daily borrowings of commercial paper during the first six months of 2019 and the full year 2018 were $516.7 million and $350.3 million, respectively, with weighted average interest rates of approximately 2.7% and 2.0%, respectively.

AB has a $200.0 million committed, unsecured senior revolving credit facility (the "Revolver") with a leading international bank, which matures on November 16, 2021. The Revolver is available for AB's and SCB LLC's business purposes, including the provision of additional liquidity to meet funding requirements primarily related to SCB LLC's operations. Both AB and SCB LLC can draw directly under the Revolver and management expects to draw on the Revolver from time to time. AB has agreed to guarantee the obligations of SCB LLC under the Revolver. The Revolver contains affirmative, negative and financial covenants which are identical to those of AB's $800.0 million committed, unsecured senior revolving credit facility. As of June 30, 2019, we had no amounts outstanding under the Revolver. As of December 31, 2018, we had $25.0 million outstanding under the Revolver with an interest rate of 3.4%. Average daily borrowing under the Revolver during the first six months of 2019 and full year 2018 were $33.0 million and $19.4 million, respectively, with weighted average interest rates of approximately 3.4% and 2.8%, respectively.