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Derivative Financial Instruments - (Tables) | 6 Months Ended
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Jun. 30, 2018
Derivative Financial Instruments [Abstract] |
Schedule Of Contracts Designated As Hedged Instruments |
﻿ |  |  |  |
﻿ |  | June 30, 2018
﻿ |  | Notional |  | Latest
﻿ |  | Amount |  | Maturity
﻿ |  |  |  |
﻿Foreign exchange contracts - Canadian Dollars |  | $10,535 |  | August 2019
﻿Foreign exchange contracts - British Pounds |  | £266 |  | September 2018
﻿Foreign exchange contracts - Euros |  | € 11,693 |  | August 2019
﻿ ﻿
﻿ |  |  |  |
﻿ |  | December 31, 2017
﻿ |  | Notional |  | Latest
﻿ |  | Amount |  | Maturity
﻿ |  |  |  |
﻿Foreign exchange contracts - Norwegian Kroner |  | NOK 2,629 |  | February 2018
﻿Foreign exchange contracts - Canadian Dollars |  | $9,538 |  | February 2019
﻿Foreign exchange contracts - British Pounds |  | £1,737 |  | February 2019
﻿Foreign exchange contracts - Euros |  | € 15,928 |  | February 2019
﻿
Schedule Of Contracts Designated As Hedged Instruments |
﻿ |  |  |  |
﻿ |  | June 30, 2018
﻿ |  | Notional |  | Latest
﻿ |  | Amount |  | Maturity
﻿ |  |  |  |
﻿Foreign exchange contracts - British Pounds |  | £465 |  | February 2019
﻿
Schedule Of Derivative Instruments Fair Value And Balance Sheet Classification |
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﻿ |  | Classification |  | June 30, 2018 |  | December 31, 2017
﻿ |  |  |  |  |  |  |  |
﻿Derivative instruments in asset positions: |  |  |  |  |  |  |  |
﻿Forward exchange contracts |  | Prepaid and other current assets |  | $ | 634 |  | $ | 40
﻿Forward exchange contracts |  | Other long-term assets |  | $ | 56 |  | $ | 6
﻿ |  |  |  |  |  |  |  |
﻿Derivative instruments in liability positions: |  |  |  |  |  |  |  |
﻿Forward exchange contracts |  | Accounts payable and accrued liabilities |  | $ | 10 |  | $ | 919
﻿Forward exchange contracts |  | Other long-term liabilities |  | $ | - |  | $ | 74
﻿

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- Definition Tabular disclosure of the presentation of foreign exchange contracts on the statement of financial position, including the fair value amounts and location of such amounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624163-113959 + Details
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- Definition Tabular disclosure of the notional amounts of outstanding derivative positions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5579245-113959 + Details
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- Definition Tabular disclosure for other derivative instruments not designated as hedging instruments of (a) the location and amount of gains and losses reported in the statement of financial performance and (b) the location and fair value amounts of the instruments reported in the statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959 + Details
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