Pension and Other Benefits (Details) - Schedule of Changes in Fair Value of Plan Assets - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets	$ 12,002	$ 10,287
Fair Value, Inputs, Level 1 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets	12,002	10,287
Fair Value, Inputs, Level 2 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets
Fair Value, Inputs, Level 3 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets
Cash [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets	19	114
Cash [Member] | Fair Value, Inputs, Level 1 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets	19	114
Cash [Member] | Fair Value, Inputs, Level 2 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets
Cash [Member] | Fair Value, Inputs, Level 3 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets
Us Companies [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets	5,221	4,832
Us Companies [Member] | Fair Value, Inputs, Level 1 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets	5,221	4,832
Us Companies [Member] | Fair Value, Inputs, Level 2 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets
Us Companies [Member] | Fair Value, Inputs, Level 3 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets
International Companies [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets	1,005	1,584
International Companies [Member] | Fair Value, Inputs, Level 1 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets	1,005	1,584
International Companies [Member] | Fair Value, Inputs, Level 2 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets
International Companies [Member] | Fair Value, Inputs, Level 3 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets
Debt And Fixed Income Securities [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets	5,689	3,684
Debt And Fixed Income Securities [Member] | Fair Value, Inputs, Level 1 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets	5,689	3,684
Debt And Fixed Income Securities [Member] | Fair Value, Inputs, Level 2 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets
Debt And Fixed Income Securities [Member] | Fair Value, Inputs, Level 3 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets
Real Estate Fund [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets	68	73
Real Estate Fund [Member] | Fair Value, Inputs, Level 1 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets	68	73
Real Estate Fund [Member] | Fair Value, Inputs, Level 2 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets
Real Estate Fund [Member] | Fair Value, Inputs, Level 3 [Member]
PENSION AND OTHER BENEFITS (Details) - Schedule of Changes in Fair Value of Plan Assets [Line Items]
Fair Value of Pension Plan Assets