XML 48 R38.htm IDEA: XBRL DOCUMENT v3.10.0.1
Investment securities - Maturity Distribution of Debt Securities Classified as Available-for-Sale (Details)
$ in Thousands
Jun. 30, 2018
USD ($)
Investment securities  
Within one year $ 22,297
After one but within five years 172,695
After five but within ten years 17,531
After ten years 13,915
Available for sale securities 226,438
Mortgage-backed securities $ 48,612