XML 56 R38.htm IDEA: XBRL DOCUMENT v3.10.0.1
Basis Of Presentation Revenue Recognition Disclosures (Details) - USD ($)
$ in Thousands
Sep. 30, 2018
Dec. 31, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Accounts Receivable, Gross, Current $ 125,985 $ 113,556
Other Receivables 5,147 9,883
Accounts Receivable, Gross 131,132 123,439
Allowance for Doubtful Accounts, Premiums and Other Receivables (5,764) (3,304)
Receivables, Net, Current $ 125,368 $ 120,135