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Deposits - Schedule of Composition of Deposits (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2019 | Dec. 31, 2018
Debt Instrument [Line Items] |  |
Interest-bearing brokered money market deposits | $ 191,625 | $ 283,790
Customer deposits | 119,243 | 138,072
Certificates of deposit with maturities within 1 year | 776,927 | 505,582
Short-term deposits | 1,087,795 | 927,444
Certificates of deposit with maturities greater than 1 year and less than 5 years | 500,555 | 345,231
Total deposits | $ 1,588,350 | $ 1,272,675
Weighted average cost of funds on certificates of deposit outstanding (as a percent) | 2.51% | 2.36%
Weighted average cost of interest-bearing money market deposits (as a percent) | 2.54% | 2.49%
Minimum |  |
Debt Instrument [Line Items] |  |
Certificate of deposits maturities period | 6 months | 6 months
Certificate of deposits, fixed interest rates range (as a percent) | 1.30% | 1.30%
Maximum |  |
Debt Instrument [Line Items] |  |
Certificate of deposits maturities period | 5 years | 5 years
Certificate of deposits, fixed interest rates range (as a percent) | 3.52% | 3.52%

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- Definition The current portion, due within one year or one operating cycle, if longer, of deposits held other than customer deposits. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others. + 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=6876686&loc=d3e534808-122878 + Details
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- Definition Amount of interest-bearing domestic money market demand account 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=6876686&loc=d3e534808-122878 + Details
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- Definition Amount of domestic noninterest-bearing deposits held by the entity, which may include demand deposits, checking, brokered and retail 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=6876686&loc=d3e534808-122878 + Details
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