New Accounting Pronouncements (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Jan. 01, 2020
Lessee, Lease, Description [Line Items]
Operating leases	$ 9,776	$ 10,415
Present value of lease payments	10,460
Total lease liabilities	$ 10,460	$ 11,220
Accounting Standards Update 2016-02
Lessee, Lease, Description [Line Items]
Operating leases			$ 12,100
Present value of lease payments			$ 12,800