XML 54 R43.htm IDEA: XBRL DOCUMENT v3.19.3
REVENUE RECOGNITION (Textual) (Details) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Revenue from Contract with Customer [Abstract]    
Percentage Net Sales Over Time (less than) 10.00%  
Customer Advances, Current $ 21,544 $ 17,023
Billings in Excess of Cost, Current 12,854 17,013
Unbilled Contracts Receivable $ 36,568 $ 25,032