OTHER BORROWINGS (Tables)

12 Months Ended

Dec. 31, 2017

Debt Disclosure [Abstract]

OTHER BORROWINGS

Other borrowings consist of the following:

	December 31,
(dollars in thousands)	2017		2016
Federal Home Loan Bank ("FHLB") borrowings:
Daily Rate Credit from FHLB with a variable interest rate (1.59% at December 31, 2017 and 0.80% at December 31, 2016)	$	25,000	$	150,000
Advance from FHLB due January 8, 2018; fixed interest rate of 1.39%	150,000		—
Advance from FHLB due January 6, 2017; fixed interest rate of 0.56%	—		292,500
Advance from FHLB due January 9, 2017; fixed interest rate of 1.40%	—		4,002
Advance from FHLB due May 30, 2017; fixed interest rate of 1.23%	—		5,006
Subordinated notes payable:
Subordinated notes payable due March 15, 2027 net of unamortized debt issuance cost of $1,205; fixed interest rate of 5.75% through March 14, 2022; variable interest rate thereafter at three-month LIBOR plus 3.616%	73,795		—
Other debt:
Advance from correspondent bank due October 5, 2019; fixed interest rate of 4.25%	49		77
Advance from correspondent bank due September 5, 2026; secured by a loan receivable; fixed interest rate of 2.09%	1,710		1,886
Advances under revolving credit agreement with a regional bank due September 26, 2020; secured by subsidiary bank stock; variable interest rate at 90-day LIBOR plus 3.50% (4.43% at December 31, 2016)	—		38,000
Advances under revolving credit agreement with a regional bank due January 7, 2017; fixed interest rate of 8.00%	—		850
	$	250,554	$	492,321