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Pension and Other Benefits (Details) - Schedule of Changes in Fair Value of Plan Assets - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
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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 |  |

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