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Commitments and Contingencies (Tables) | 3 Months Ended
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Mar. 31, 2019
Commitments and Contingencies Disclosure [Abstract] |
Summary of Lease Exit Accruals | A summary of the activity of operating lease exit accruals consists of the following:
| (In thousands)
Balance at December 31, 2018 | $ | 4,634
Effect of adoption of ASC 842, “Leases” | (4,634)
Balance at March 31, 2019 | $ | —

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