Other current liabilities consisted of the following: | | | | | | | | | | | | | (in thousands) | June 30, 2020 | | December 31, 2019 | | Personnel accruals | $ | 4,398 | | | $ | 8,187 | | | Sales incentives | 3,737 | | | 1,614 | | | Operating lease liabilities | 3,292 | | | 3,523 | | | Accrued interest | 2,517 | | | 2,518 | | | Current portion of long-term debt | 2,240 | | | — | | | Share-based compensation | 303 | | | 5,011 | | | Prepaid revenue contracts | 223 | | | 277 | | | Other accrued expenses and liabilities | 2,123 | | | 2,913 | | Total other current liabilities | $ | 18,833 | | | $ | 24,043 | |
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