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Deposits (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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Interest-bearing Deposit Liabilities [Abstract] |  |
Interest-bearing demand deposits(1) | $ 8,838,710 | $ 6,470,570
Money market accounts(1) | 15,277,829 | 11,227,134
Savings accounts | 1,168,672 | 918,109
Time deposits(1) | 4,358,100 | 6,920,213
Brokered deposits | 3,570,406 | 3,429,993
Total interest-bearing deposits | 33,213,717 | 28,966,019
Aggregate amount of time deposits of $250,000 or more | 1,820,000 | $ 2,630,000
Time Deposits, by Maturity [Abstract] |  |
Maturing within one year | 4,016,764 |
Between 1 - 2 years | 1,303,259 |
2 - 3 years | 505,709 |
3 - 4 years | 33,768 |
4 - 5 years | 80,242 |
Thereafter | 8,454 |
Total | $ 5,948,196 |

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- Definition Time Deposits, Excluding Brokered Deposits + References No definition available. + Details
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- Definition Time Deposits, Maturing in Year One and Two + References No definition available. + Details
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- Definition Amount of deposits in accounts that offer many of the same services as checking accounts although transactions may be somewhat more limited, share some of the characteristics of a money market fund and are insured by the Federal government, also known as money market accounts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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- Definition Amount of interest bearing deposits with no stated maturity, which may include passbook and statement savings accounts and money-market deposit accounts (MMDAs). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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- Definition Amount of interest-bearing domestic third-party deposits placed by or through the assistance of a deposit broker, also known as brokered deposit liabilities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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- Definition Amount of money in interest-bearing domestic accounts that entitle the depositor to withdraw funds at any time without prior notice, also known as demand deposits. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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- Definition Amount of time deposit maturing in next fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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