Quarterly report pursuant to Section 13 or 15(d)

New Accounting Standards (Details)

v3.10.0.1
New Accounting Standards (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Accounting Changes and Error Corrections [Abstract]        
Pension benefit included in other (income) expense, net $ 803 $ 172 $ 2,572 $ 504
Restricted cash $ 1,333 $ 2,300 $ 1,333 $ 2,300