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RESTRUCTURING (Tables) | 12 Months Ended
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Dec. 31, 2021
Restructuring and Related Activities [Abstract] |
Schedule of Restructuring Reserve | The following table summarizes the restructuring charges and the liability for restructuring costs still to be paid in the periods indicated:
(in thousands) |  | Facility-related costs |  | Personnel-related costs |  | Other costs |  | Total
2021 Activity |  |  |  |  |  |  |  |
Restructuring charges |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Costs paid or otherwise settled |  | (1,029) |  |  | (154) |  |  | (116) |  |  | (1,299) |
Balance, December 31, 2021 |  | $ | 1,834 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,834 |
2020 Activity |  |  |  |  |  |  |  |
Restructuring charges |  | $ | 10,188 |  |  | $ | 339 |  |  | $ | 1,266 |  |  | $ | 11,793 |
Costs paid or otherwise settled |  | (8,560) |  |  | (695) |  |  | (1,309) |  |  | (10,564) |
Balance, December 31, 2020 |  | $ | 2,863 |  |  | $ | 154 |  |  | $ | 116 |  |  | $ | 3,133 |
2019 Activity |  |  |  |  |  |  |  |
Restructuring charges |  | $ | 1,373 |  |  | $ | 1,836 |  |  | $ | 1,302 |  |  | $ | 4,511 |
Costs paid or otherwise settled |  | (138) |  |  | (1,326) |  |  | (1,143) |  |  | (2,607) |
Balance, December 31, 2019 |  | $ | 1,235 |  |  | $ | 510 |  |  | $ | 159 |  |  | $ | 1,904 |

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- Definition Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: 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(b)(2)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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