The amount of cash collateral received.

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The amount of funds lent to borrower with a loan classified as TDRs.

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Amount of net recorded investment.

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Loans Classified As Tdrs

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Number of financing receivables that have been modified by troubled debt restructurings.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

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Amount of allowance for credit losses related to recorded investment.

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LOANS AND THE ALLOWANCE FOR LOAN LOSSES - Summary of unpaid principal balance of loans classified as TDRs (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2018 USD ($) loan	Sep. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Recorded Investment	$ 17,835	$ 13,980
Allowance for loan associated with TDR	(940)	(940)
Net recorded investment	$ 16,895	11,827	$ 795
Additional funds to loans classified as TDRs		1,000
Cash collateral received		1,500
Number of contracts modified \| loan	2
Cash, Securities and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Recorded Investment	$ 11,252	5,264
Allowance for loan associated with TDR		(247)
1-4 Family Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Recorded Investment		1,213
Commercial and Industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Recorded Investment	6,583	7,503
Allowance for loan associated with TDR	(940)	(693)	(1,040)
Accrual Loans \| Commercial and Industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans classified as TDRs		6,468
Total Recorded Investment	4,848
Loans on nonaccrual status \| Cash, Securities and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans classified as TDRs		5,017
Total Recorded Investment	11,252
Loans on nonaccrual status \| Commercial and Industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans classified as TDRs		$ 1,035
Total Recorded Investment	$ 1,735		$ 1,835