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Restructuring Charges (Tables) | 12 Months Ended
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Dec. 31, 2018
Restructuring Charges |
Schedule of restructuring accrual activities |
|  | Personnel |  | Facility |  |  |
|  | Severance and |  | Related Costs |  |  |
|  | Related Costs |  | and Other |  | Total
|  | (in thousands)
Balance - December 31, 2015 |  | $ | 824 |  | $ | — |  | $ | 824
Provision |  |  | 4,544 |  |  | 1,098 |  |  | 5,642
Changes in estimate |  |  | (2) |  |  | — |  |  | (2)
Payments |  |  | (3,570) |  |  | (1,098) |  |  | (4,668)
Balance - December 31, 2016 |  |  | 1,796 |  |  | — |  |  | 1,796
Provision |  |  | 4,714 |  |  | 5,257 |  |  | 9,971
Payments |  |  | (4,990) |  |  | (5,257) |  |  | (10,247)
Balance - December 31, 2017 |  |  | 1,520 |  |  | — |  |  | 1,520
Provision |  |  | 4,681 |  |  | 2,714 |  |  | 7,395
Payments |  |  | (4,058) |  |  | (2,644) |  |  | (6,702)
Balance - December 31, 2018 |  | $ | 2,143 |  | $ | 70 |  | $ | 2,213

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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://fasb.org/us-gaap/role/ref/legacyRef -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=115931487&loc=d3e140864-122747 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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 3: http://fasb.org/us-gaap/role/ref/legacyRef -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=115931487&loc=d3e140904-122747 + Details
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