	December 31, 2020						June 30, 2020
	Balance			Weighted Average Interest Rate			Balance			Weighted Average Interest Rate
	(Dollars in Thousands)
By remaining period to maturity:
Less than one year	$	590,000			0.35	%	$	865,000			0.45	%
One to two years		-			-			27,000			2.85
Two to three years		145,000			3.04			145,000			3.04
Three to four years		103,500			2.65			22,500			2.63
Four to five years		29,000			2.77			103,500			2.68
Greater than five years		-			-			6,500			2.82
Total advances		867,500			1.15	%		1,169,500			1.08	%
Unamortized fair value adjustments		(1,849	)					(2,071	)
Total advances, net of fair value adjustments	$	865,651					$	1,167,429

At December 31, 2020, FHLB advances were collateralized by the FHLB capital stock owned by the Bank and mortgage loans and securities with carrying values totaling approximately $3.09 billion and $155.6 million, respectively. At June 30, 2020, FHLB advances were collateralized by the FHLB capital stock owned by the Bank and mortgage loans and securities with carrying values totaling approximately $3.21 billion and $155.3 million, respectively.

Borrowings at June 30, 2020 also included overnight borrowings in the form of depositor sweep accounts totaling $5.7 million, while there were no such borrowings at December 31, 2020.