Deposits (Tables)

12 Months Ended

Dec. 31, 2018

Deposits [Abstract]

Deposits Summary

At December 31, 2018 and 2017, deposits consisted of the following ($ in thousands):

	December31,
	2018		2017
Noninterest-bearing demand	$	2,937,594	$	2,978,074
Interest-bearing demand		2,633,259		2,432,814
Savings		3,905,659		3,408,183
Time		1,887,899		1,758,441
Total	$	11,364,411	$	10,577,512

Interest Expense on Deposits by Type

Interest expense on deposits by type consisted of the following for the periods presented ($ in thousands):

	Years Ended December 31,
	2018		2017		2016
Interest-bearing demand	$	18,479	$	6,820	$	3,297
Savings		17,980		6,047		2,657
Time		17,477		9,850		6,794
Total	$	53,936	$	22,717	$	12,748

Maturities of Interest-Bearing Deposits

The maturities of interest-bearing deposits at December 31, 2018, are as follows ($ in thousands):

2019	$	1,478,845
2020		295,596
2021		55,927
2022		33,616
2023 and thereafter		23,915
Total time deposits		1,887,899
Interest-bearing deposits with no stated maturity		6,538,918
Total interest-bearing deposits	$	8,426,817