Deposits (Tables)

12 Months Ended

Dec. 31, 2017

The following is a summary of deposits by category, including a summary of the remaining time to maturity for time deposits:



	December 31,
(Dollars in thousands)	2017		2016
Money market and demand:
Noninterest-bearing demand	$	1,420,760	$	1,266,306
Interest-bearing demand	1,071,512		935,333
Money market	1,347,146		1,257,520
Total money market and demand	3,839,418		3,459,159
Savings	549,744		547,293
Customer certificates of deposit by maturity:
Less than one year	167,757		192,320
One year to two years	103,192		74,165
Two years to three years	46,827		32,687
Three years to four years	5,962		24,919
Over four years	6,399		8,533
Total customer time certificates	330,137		332,624
Jumbo certificates of deposit, by maturity:
Less than one year	166,348		174,981
One year to two years	94,905		43,037
Two years to three years	30,400		20,655
Three years to four years	3,512		17,005
Over four years	3,769		4,882
Total jumbo certificates of deposit	298,934		260,560
Total customer deposits	5,018,233		4,599,636
Brokered deposits less than one year	229,371		138,802
Total deposits	$	5,247,604	$	4,738,438

Interest expense on deposits by category follows:



(Dollars in thousands)
Year ended December 31,	2017		2016		2015
Interest-bearing demand	$	2,211	$	1,119	$	666
Money market	4,690		3,343		2,466
Savings	1,017		655		289
Time deposits	4,806		3,303		3,057
Total customer interest expense	12,724		8,420		6,478
Brokered deposits	2,180		1,001		687
Total interest expense on deposits	$	14,904	$	9,421	$	7,165