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Supplemental Financial Information - Quarterly Results | 12 Months Ended
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Dec. 31, 2020
Quarterly Financial Information Disclosure [Abstract] |
Supplemental Financial Information - Quarterly Results | 28. Supplemental Financial Information – Quarterly Results (Unaudited)
|  | Three Months Ended |
|  | Dec. 31 |  |  | Sept. 30 |  |  | June 30 |  |  | Mar. 31 |  |  | Dec. 31 |  |  | Sept. 30 |  |  | June 30 |  |  | Mar. 31 |
|  | 2020 |  |  | 2020 |  |  | 2020 |  |  | 2020 |  |  | 2019 |  |  | 2019 |  |  | 2019 |  |  | 2019 |
Total revenues |  | $ | 67,059 |  |  | $ | 64,640 |  |  | $ | 58,126 |  |  | $ | 63,874 |  |  | $ | 68,907 |  |  | $ | 67,718 |  |  | $ | 66,293 |  |  | $ | 65,485 |
Operating income |  | $ | 12,907 |  |  | $ | 14,744 |  |  | $ | 11,797 |  |  | $ | 15,634 |  |  | $ | 14,809 |  |  | $ | 16,131 |  |  | $ | 11,911 |  |  | $ | 10,683 |
(Loss)/income before income taxes |  |  | ($11,297 | ) |  | $ | 1,138 |  |  |  | ($14,054 | ) |  |  | ($11,009 | ) |  |  | ($22,355 | ) |  | $ | 8,635 |  |  | $ | 6,066 |  |  | $ | 7,775 |
Net (loss)/income |  |  | ($13,497 | ) |  |  | ($270 | ) |  |  | ($13,250 | ) |  |  | ($8,638 | ) |  |  | ($25,880 | ) |  | $ | 4,152 |  |  | $ | 2,479 |  |  | $ | 8,824 |
(Loss)/earnings per share—basic |  |  | ($0.10 | ) |  |  | ($0.01 | ) |  |  | ($0.09 | ) |  |  | ($0.06 | ) |  |  | ($0.17 | ) |  | $ | 0.02 |  |  | $ | 0.01 |  |  | $ | 0.05 |
(Loss)/earnings per share—diluted |  |  | ($0.10 | ) |  |  | ($0.01 | ) |  |  | ($0.09 | ) |  |  | ($0.06 | ) |  |  | ($0.17 | ) |  | $ | 0.02 |  |  | $ | 0.01 |  |  | $ | 0.05 |
Dividends per common share |  | $ | 0.03 |  |  | $ | 0.03 |  |  | $ | 0.03 |  |  | $ | 0.03 |  |  | $ | 0.03 |  |  | $ | 0.03 |  |  | $ | 0.03 |  |  | $ | 0.03 |
Unusual or Infrequent Items: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
(Loss)/gain on revaluation of deferred consideration (Note 12) |  |  | ($22,385 | ) |  |  | ($8,870 | ) |  |  | ($23,358 | ) |  |  | ($2,208 | ) |  |  | ($5,354 | ) |  |  | ($6,306 | ) |  |  | ($4,037 | ) |  | $ | 4,404 |
Impairments (Note 27) |  |  | — |  |  |  | ($3,080 | ) |  |  | — |  |  |  | ($19,672 | ) |  |  | ($30,138 | ) |  |  | — |  |  |  | — |  |  |  | ($572 | )
Loss on extinguishment of debt (Note 13) |  |  | — |  |  |  | — |  |  |  | ($2,387 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |

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- References No definition available. + Details
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- Definition The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -URI http://asc.fasb.org/topic&trid=2126967 + Details
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