Borrowings

The Company’s repurchase agreements totaled $396,151,000 and $362,573,000 at December 31, 2018 and 2017, respectively, and are secured by debt securities with carrying values of $511,294,000 and $475,601,000, respectively. Securities are pledged to customers at the time of the transaction in an amount at least equal to the outstanding balance and are held in custody accounts by third parties. The fair value of collateral is continually monitored and additional collateral is provided as deemed appropriate. The following tables summarize the carrying value of the Company’s repurchase agreements by remaining contractual maturity and category of collateral:



	December 31, 2018
	Remaining Contractual Maturity of the Agreements
(Dollars in thousands)	Overnight and Continuous		Up to 30 Days	Total
Residential mortgage-backed securities	$	328,174	—	328,174
Commercial mortgage-backed securities	66,339		1,638	67,977
Total	$	394,513	1,638	396,151



	December 31, 2017
	Remaining Contractual Maturity of the Agreements
(Dollars in thousands)	Overnight and Continuous		Up to 30 Days	Total
Residential mortgage-backed securities	$	360,751	—	360,751
Commercial mortgage-backed securities	1,822		—	1,822
Total	$	362,573	—	362,573

Note 8. Borrowings (continued)

The Company’s FHLB advances bear a fixed rate of interest and are subject to restrictions or penalties in the event of prepayment. The advances are collateralized by specifically pledged loans and debt securities, FHLB stock owned by the Company, and a blanket assignment of the unpledged qualifying loans and investments. During the year ended December 31, 2017, the Company modified the majority of its long-term FHLB advances, including prepaying higher cost advances, to strategically manage its asset size. The scheduled maturities of FHLB advances consist of the following:



	December 31, 2018				December 31, 2017
(Dollars in thousands)	Amount		Weighted Rate		Amount		Weighted Rate
Maturing within one year	$	285,847	2.63	%	$	200,869	1.64	%
Maturing one year through two years	1,572		3.50	%	887		2.05	%
Maturing two years through three years	150,370		3.77	%	1,651		3.58	%
Maturing three years through four years	918		5.25	%	148,721		2.69	%
Maturing four years through five years	204		5.45	%	945		5.25	%
Thereafter	1,264		4.82	%	922		5.42	%
Total	$	440,175	3.03	%	$	353,995	2.11	%

The Company’s other borrowings consisted of capital lease obligations and other debt obligations through consolidation of certain VIEs. At December 31, 2018, the Company had $230,000,000 in unsecured lines of credit which are typically renewed on an annual basis with various correspondent entities.