Purchased Loans - Changes in Restructured Loans (Details) - Purchased loans $ in Thousands	6 Months Ended
	Jun. 30, 2019 USD ($) loan
Number of Loans
Totals at January 1, 2019 (loans) | loan	54
Additional advances or loans with concessions (loans) | loan	2
Reclassified as performing restructured loan (loan) | loan	5
Reclassified to nonperforming loans (loans) | loan	(9)
Paid in full (loans) | loan	(5)
Principal paydowns (loans) | loan	0
Totals at June 30, 2019 (loans) | loan	47
Recorded Investment
Totals at January 1, 2019 | $	$ 7,495
Additional advances or loans with concessions | $	2,823
Reclassified as performing restructured loan | $	1,461
Reclassified to nonperforming loans | $	(746)
Paid in full | $	(128)
Principal paydowns | $	(296)
Totals at June 30, 2019 | $	$ 10,609