Borrowed Funds (Tables)

9 Months Ended

Sep. 30, 2018

Debt Disclosure [Abstract]

Schedule of Short-term Debt

Short-term borrowings:    A summary of short-term borrowings is presented below:

	Nine Months Ended September 30,
	2018						2017
Dollars in thousands	Short-term FHLB Advances			Federal Funds Purchased and Lines of Credit			Short-term FHLB Advances			Federal Funds Purchased and Lines of Credit
Balance at September 30	$	233,300		$	5,103		$	199,500		$	3,488
Average balance outstanding for the period	209,877			4,128			196,728			3,474
Maximum balance outstanding at any month end during period	262,000			7,534			229,300			3,488
Weighted average interest rate for the period	2.01		%	1.80		%	1.10		%	1.03		%
Weighted average interest rate for balances
outstanding at September 30	2.41		%	2.25		%	1.32		%	1.25		%

	Year Ended December 31, 2017
Dollars in thousands	Short-term FHLB Advances			Short-term Repurchase Agreements			Federal Funds Purchased and Lines of Credit
Balance at December 31	$	247,000		$	—		3,499
Average balance outstanding for the period	201,712			519			3,512
Maximum balance outstanding at any month end     during period	247,000			—			3,499
Weighted average interest rate for the period	1.19		%	0.12		%	1.10	%
Weighted average interest rate for balances
outstanding at December 31	1.60		%	—		%	1.50	%

Schedule of Long-term Debt Instruments

All FHLB advances are collateralized primarily by similar amounts of residential mortgage loans, certain commercial loans, mortgage backed securities and securities of U. S. Government agencies and corporations.

	Balance at September 30,		Balance at   December 31,
Dollars in thousands	2018		2017
Long-term FHLB advances	$	739	$	751
Long-term repurchase agreements	—		45,000
Total	$	739	$	45,751

Schedule of Maturities of Long-term Debt

A summary of the maturities of all long-term borrowings and subordinated debentures for the next five years and thereafter is as follows:

Dollars in thousands		Long-term borrowings		Subordinated debentures owed to unconsolidated subsidiary trusts
Year Ending December 31,	2018	$	4	$	—
	2019	18		—
	2020	18		—
	2021	20		—
	2022	21		—
	Thereafter	658		19,589
		$	739	$	19,589