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Equity - Schedule of Accumulated Other Comprehensive Loss (AOCL), Net of Income Taxes (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Equity [Abstract]    
Unfunded pension plan obligation $ 3,347 $ 128
Unrealized losses on cash flow hedges 979 1,128
Other (69) (7)
Accumulated other comprehensive loss $ 4,257 $ 1,249