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Organization And Summary Of Significant Accounting Policies Organization And Summary Of Significant Accounting Policies (Tables) | 9 Months Ended
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Sep. 30, 2018
Accounting Policies [Abstract] |
Schedule of New Accounting Pronouncements and Changes in Accounting Principles | The following table summarizes the adjustments made to conform prior period classifications to the new guidance:
| For the Three Months Ended September 30, 2017 |  | For the Nine Months Ended September 30, 2017
| (dollars in thousands)
| As Reported |  | Effect of Accounting Change |  | As Adjusted |  | As Reported |  | Effect of Accounting Change |  | As Adjusted
Cost of Sales | $ | 120,684 |  |  | $ | (201 | ) |  | $ | 120,483 |  |  | $ | 330,973 |  |  | $ | (603 | ) |  | $ | 330,370 |
Research and development | 1,338 |  |  | (9 | ) |  | 1,329 |  |  | 3,110 |  |  | (27 | ) |  | 3,083 |
Selling and administrative expenses | 13,322 |  |  | (29 | ) |  | 13,293 |  |  | 37,200 |  |  | (82 | ) |  | 37,118 |
Other (income) expense, net | (643 | ) |  | 239 |  |  | (404 | ) |  | 3,610 |  |  | 712 |  |  | 4,322 |
| For the Year Ended December 31, 2017 |  | For the Year Ended December 31, 2016
| (dollars in thousands)
| As Reported |  | Effect of Accounting Change |  | As Adjusted |  | As Reported |  | Effect of Accounting Change |  | As Adjusted
Cost of Sales | $ | 462,848 |  |  | $ | 206 |  |  | $ | 463,054 |  |  | $ | 466,990 |  |  | $ | 1,212 |  |  | $ | 468,202 |
Research and development | 2,951 |  |  | 505 |  |  | 3,456 |  |  | 2,399 |  |  | 135 |  |  | 2,534 |
Selling and administrative expenses | 49,479 |  |  | 3,027 |  |  | 52,506 |  |  | 57,784 |  |  | 731 |  |  | 58,515 |
Other (income) expense, net | 1,634 |  |  | (3,738 | ) |  | (2,104 | ) |  | (2,188 | ) |  | (2,078 | ) |  | (4,266 | )

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- Definition Tabular disclosure of changes in accounting principles, including adoption of new accounting pronouncements, that describes the new methods, amount and effects on financial statement line items. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22580-107794 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=68064558&loc=d3e765-108305 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22499-107794 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.10-01.(b)(6)) -URI http://asc.fasb.org/extlink&oid=27015980&loc=d3e46468-122699 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22583-107794 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=68064558&loc=d3e725-108305 + Details
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