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Other Comprehensive Income (Loss) - Derivative Instruments Included in Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance $ 212,508 $ 191,542
Other comprehensive income (loss) (629) 3,050
Ending balance 215,257 197,787
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning balance 97 1,438
Unrealized losses on cash flow hedging derivatives arising during the period (6,165) (589)
Related deferred taxes 1,295 124
Other comprehensive income (loss) (4,870) (465)
Ending balance $ (4,773) $ 973