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Restructuring Costs (Tables) | 12 Months Ended
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Dec. 31, 2017
Restructuring and Related Activities [Abstract] |
Schedule of restructuring costs | The following table summarizes the total expenses recorded related to the 2017 restructuring activities reflected in the consolidated statements of operations by type of activity. There were no restructuring costs in 2016 and 2015.
|  | Twelve months ended December 31, 2017
(in Thousands) |  | Employee Separation Costs |  | Asset-Related Charges |  | Other |  | Total
Restructuring |  | $ | 1,515 |  |  | $ | 22 |  |  | $ | 82 |  |  | $ | 1,620 |
The following table presents a reconciliation of the restructuring reserve recorded within accrued liabilities on the Company’s consolidated balance sheet for year ended December 31, 2017:
|  | Twelve months ended December 31, 2017
(in Thousands) |  | Employee Separation Costs |  | Asset-Related Charges |  | Other |  | Total
Liability, beginning of period |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Charges |  | 1,515 |  |  | 22 |  |  | 82 |  |  | 1,620 |
Non-cash activity |  | 7 |  |  | (22 | ) |  | (25 | ) |  | (41 | )
Liability end of period |  | 1,522 |  |  | — |  |  | 57 |  |  | 1,579 |

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- Definition Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 + Details
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