Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Lessee, Lease, Description [Line Items]
Operating lease cost	$ 2,234
Variable lease cost	1,107
Total lease cost	3,341
Cash paid for amounts included in the measurement of operating lease liabilities	2,064
Right-of-use assets	18,101	$ 0
Current (included in Other in our Balance Sheet	1,356
Lease liability	$ 16,823	0
Weighted-average remaining lease term - operating lease	13 years
Weighted-average discount rate - operating lease	4.80%
Prior to adopting ASU 2016-02, total rent expense		$ 2,800	$ 3,500
2020	$ 2,106
2021	2,076
2022	2,072
2023	2,007
2024	2,024
Thereafter	14,948
Total future lease payments	25,233
Less amount representing interest	7,054
Operating lease, liability	$ 18,179