Rendering

Component: (Network and Table)
Network
2407402 - Disclosure - Long-term Debt - Schedule of Long-term Debt (Detail)
(http://www.tdameritrade.com/role/LongTermDebtScheduleOfLongTermDebtDetail)
TableSchedule of Long-term Debt Instruments [Table]
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001173431 (http://www.sec.gov/CIK)
Debt Instrument [Line Items]Period [Axis]
2016-09-30
2015-09-30
Debt Instrument [Axis]Debt Instrument [Axis]
Long-term Debt [Member]Debt Instrument, Name [Domain]Long-term Debt [Member]Debt Instrument, Name [Domain]
Long-term Debt, Type [Axis]Long-term Debt, Type [Axis]Long-term Debt, Type [Axis]Long-term Debt, Type [Axis]
5.600% Senior Notes due 2019 [Member]2.950% Senior Notes due 2022 [Member]3.625% Senior Notes due 2025 [Member]Long-term Debt, Type [Domain]5.600% Senior Notes due 2019 [Member]2.950% Senior Notes due 2022 [Member]3.625% Senior Notes due 2025 [Member]Long-term Debt, Type [Domain]5.600% Senior Notes due 2019 [Member]2.950% Senior Notes due 2022 [Member]3.625% Senior Notes due 2025 [Member]Long-term Debt, Type [Domain]Long-term Debt, Type [Domain]
Face Value
500,000,000  
750,000,000  
500,000,000  
1,750,000,000  
500,000,000  
750,000,000  
500,000,000  
1,750,000,000  
500,000,000  
750,000,000  
500,000,000  
1,750,000,000  
 
Unamortized Discounts and Debt Issuance Costs
(2,000,000) 
(6,000,000) 
(4,000,000) 
(12,000,000) 
    
(2,000,000) 
(7,000,000) 
(4,000,000) 
(13,000,000) 
 
Fair Value Adjustment
33,000,000  
 
46,000,000  
79,000,000  
    
40,000,000  
 
23,000,000  
63,000,000  
 
Net Carrying Value
531,000,000  
744,000,000  
542,000,000  
1,817,000,000  
   
1,817,000,000  
538,000,000  
743,000,000  
519,000,000  
1,800,000,000  
1,800,000,000