Contingencies and Commitments (Tables)

12 Months Ended

Dec. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Outstanding commitments

The Company had the following outstanding commitments:

(Dollars in thousands)	December 31, 2018		December 31, 2017
Unused lines of credit	$	1,948,516	1,565,112
Letters of credit	45,263		40,082
Total outstanding commitments	$	1,993,779	1,605,194