XML 78 R60.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Federal Home Loan Bank Advances and Other Borrowings (FY) (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Debt Disclosure [Abstract] |
Schedule of Federal Home Loan Bank, Advances, by Branch of FHLB Bank | At December 31, 2017, there were no advances from the FHLB. At December 31, 2016, FHLB advances consisted of the following (amounts in thousands):
Long-term advance dated January 10, 2007, requiring monthly interest payments, fixed at 4.25%, with a put option exercisable in January 2008 and then quarterly thereafter, principal due in January 2017 | $ | 5,000 |
Scheduled Maturities Of Federal Home Loan Bank Advances and Other Borrowings | At December 31, 2017, scheduled maturities of the Federal Home Loan Bank advances, federal funds purchased of $33,600,000, and other borrowings are as follows (amounts in thousands):
2018 | $33,600
2022 | $10,000

X
- Definition Tabular disclosure of scheduled maturities of the Federal Home Loan Bank advances and other borrowings. + References No definition available. + Details
Name: | smbk_ScheduledMaturitiesOfFederalHomeLoanBankAdvancesAndOtherBorrowingsTableTextBlock
Namespace Prefix: | smbk_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DebtDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of advances by federal home loan bank by branch. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13,16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823 + Details
Name: | us-gaap_ScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration