Fair Value Measurements |
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Dec. 31, 2023 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Financial Instruments Disclosure [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Fair Value Measurements | 16. Fair Value Measurements We use a fair value hierarchy, based on the relative objectivity of inputs used to measure fair value, with Level 1 representing inputs with the highest level of objectivity and Level 3 representing the lowest level of objectivity. The fair values of cash and cash equivalents, restricted cash, short-term investments, grants and accounts receivable, due from related parties and trade and other payables approximate their carrying values due to the short-term nature of these instruments. The current portion of long-term debt has been included in the below table. The fair value of our notes receivable from Next Bridge as of December 31, 2022 was classified at Level 3 in the fair value hierarchy. See Note 5 for further details. The fair values of operating lease liabilities, and long-term debt would be classified at Level 3 in the fair value hierarchy, as each instrument is estimated based on unobservable inputs including discounted cash flows using the market rate, which is subject to similar risks and maturities with comparable financial instruments as at the reporting date. Carrying values and fair values of financial instruments that were not carried at fair value are as follows:
Nonrecurring Fair Value Measurements In addition to assets and liabilities that are recorded at fair value on a recurring basis, we record assets and liabilities at fair value on a nonrecurring basis as required by ASC 820. For the year ended December 31, 2023, the carrying value of certain asset groups was remeasured to fair value on a nonrecurring basis as a result of our impairment assessment. The fair value of each asset group was calculated utilizing an income approach. The income approach uses a discounted cash flow model that requires various observable and non-observable inputs, the most significant of which is estimated income. We also considered measures of fair value using the market approach; however, limited observable market transactions or market information was available. As such, the income approach was used to maximize the use of relevant observable inputs and minimize the use of unobservable inputs. The resulting estimate of fair value for each asset group using the income approach and the above Level 3 estimates was less than the corresponding carrying value for each asset group, which resulted in an aggregate pre-tax impairment charge of $65.6 million. See Note 24, Realignment and Consolidation Plan, for further information. There were no other assets measured at fair value on a nonrecurring basis as of, or for the year ended, December 31, 2023 and 2022. |