XML 53 R38.htm IDEA: XBRL DOCUMENT
v3.19.1

Deposits (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Banking and Thrift [Abstract] |
Schedule of Maturities of Time Deposit | The following table presents the maturities of time deposits at December 31, 2018:
(Dollars in thousands) |
Year |  |  | Amount |
2019 |  |  | $ | 137,638 |
2020 |  |  |  | 15,686 |
2021 |  |  |  | 4,579 |
2022 |  |  |  | 6,332 |
2023 |  |  |  | 2,782 |
Thereafter |  |  |  | 3 |
Total |  |  | $ | 167,020 |
Schedule of Interest Expense Associated with Deposits | The components of interest expense associated with deposits are as follows:
|  | Years ended December 31, |
(Dollars in thousands) |  | 2018 |  |  | 2017 |  |  | 2016 |
Time deposits |  | $ | 1,195 |  |  | $ | 593 |  |  | $ | 650 |
Money market and checking |  |  | 1,833 |  |  |  | 948 |  |  |  | 458 |
Savings |  |  | 28 |  |  |  | 28 |  |  |  | 26 |
Total |  | $ | 3,056 |  |  | $ | 1,569 |  |  | $ | 1,134 |

X
- Definition Tabular disclosure of interest expense for each period. + References No definition available. + Details
Name: | LARK_ScheduleOfInterestExpenseAssociatedWithDepositsTableTextBlock
Namespace Prefix: | LARK_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all time deposit for each of the five years following the date of the latest balance sheet date presented + References No definition available. + Details
Name: | LARK_ScheduleOfMaturitiesOfTimeDepositTableTextBlock
Namespace Prefix: | LARK_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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