Debt	6 Months Ended
Jun. 30, 2016
Debt Disclosure [Abstract]
Debt	Debt As of June 30, 2016 and December 31, 2015, AB had $537.2 million and $581.7 million, respectively, in commercial paper outstanding with weighted average interest rates of approximately 0.6% and 0.5%, 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 2016 and the full year 2015 were $475.8 million and $387.9 million, respectively, with weighted average interest rates of approximately 0.6% and 0.3%, respectively. In addition, SCB LLC has three uncommitted lines of credit with four financial institutions. Two of these lines of credit permit us to borrow up to an aggregate of approximately $200.0 million, with AB named as an additional borrower, while one line has no stated limit. As of June 30, 2016, SCB LLC had $50.0 million in bank loans outstanding at a weighted average interest rate of 1.0%. As of December 31, 2015, SCB LLC had no bank loans outstanding. Average daily borrowings of bank loans during the first six months of 2016 and full year 2015 were $6.3 million and $3.9 million, respectively, with weighted average interest rates of approximately 0.8% and 1.2%, respectively.

Debt

6 Months Ended

Jun. 30, 2016

As of June 30, 2016 and December 31, 2015, AB had $537.2 million and $581.7 million, respectively, in commercial paper outstanding with weighted average interest rates of approximately 0.6% and 0.5%, 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 2016 and the full year 2015 were $475.8 million and $387.9 million, respectively, with weighted average interest rates of approximately 0.6% and 0.3%, respectively.

In addition, SCB LLC has three uncommitted lines of credit with four financial institutions. Two of these lines of credit permit us to borrow up to an aggregate of approximately $200.0 million, with AB named as an additional borrower, while one line has no stated limit. As of June 30, 2016, SCB LLC had $50.0 million in bank loans outstanding at a weighted average interest rate of 1.0%. As of December 31, 2015, SCB LLC had no bank loans outstanding. Average daily borrowings of bank loans during the first six months of 2016 and full year 2015 were $6.3 million and $3.9 million, respectively, with weighted average interest rates of approximately 0.8% and 1.2%, respectively.