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Leases (Tables)
 12 Months Ended
Dec. 31, 2020
Leases [Abstract]  
Components of Lease Expense and Cash Flow Information Related to Leases
The following table presents the components of lease expense for the periods indicated:
Year ended December 31,
(in thousands)20202019
Operating lease cost$5,125 $5,228 
Short-term lease cost263 262 
Variable lease cost5 (29)
Sublease income(120)(131)
Total lease cost$5,273 $5,330 
Prior to the adoption of ASU 2016-02, rent expense under operating leases was $6,348,000 for year ended 2018. Rent expense was offset by rent income of $42,000 during the same period.
The following table presents supplemental cash flow information related to leases as of the periods ended:
Year ended December 31,
(in thousands)20202019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows for operating leases$4,927 $4,931 
ROUA obtained in exchange for operating lease liabilities$4,161 $32,162 
Weighted Average Operating Lease Term and Discount Rate
The following table presents the weighted average operating lease term and discount rate as of the periods ended:
Year ended December 31,
20202019
Weighted-average remaining lease term9.9 years9.3 years
Weighted-average discount rate3.1 %3.2 %
Expected Future Operating Lease Payments
At December 31, 2020, future expected operating lease payments are as follows (in thousands):
Periods ending December 31,
2021$4,565 
20224,230 
20233,554 
20243,278 
20252,911 
Thereafter14,546 
33,084 
Discount for present value of expected cash flows(5,111)
Lease liability at December 31, 2020$27,973