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Financial Instruments (Tables) | 6 Months Ended
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Jun. 30, 2021
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Schedule of Derivative Liabilities at Fair Value | The following table presents the fair value of the interest rate derivative by valuation hierarchy and balance sheet classification:
|  | June 30, 2021 |  | December 31, 2020
|  | Level 1 |  | Level 2 |  | Level 3 |  | Total |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Other current liabilities |  | $ | — |  |  | $ | (3,794) |  |  | $ | — |  |  | $ | (3,794) |  |  | $ | — |  |  | $ | (4,427) |  |  | $ | — |  |  | $ | (4,427) |
Other non-current liabilities |  | — |  |  | (1,108) |  |  | — |  |  | (1,108) |  |  | — |  |  | (2,629) |  |  | — |  |  | (2,629) |
Total liabilities at fair value |  | $ | — |  |  | $ | (4,902) |  |  | $ | — |  |  | $ | (4,902) |  |  | $ | — |  |  | $ | (7,056) |  |  | $ | — |  |  | $ | (7,056) |
Schedule of Changes in AOCI | The following table presents the total value recognized in OCI and reclassified from AOCI into earnings during the three and six months ended June 30, 2021 and 2020 for derivatives designated as cash flow hedges:
|  | Three Months Ended June 30, 2021 |  | Six Months Ended June 30, 2021 |  |
|  | Before Tax |  | Tax |  | Net of Tax |  | Before Tax |  | Tax |  | Net of Tax |  |  |  |  |  |
Net gain (loss) recognized in OCI |  | $ | (82) |  |  | $ | 19 |  |  | $ | (63) |  |  | $ | 44 |  |  | $ | (10) |  |  | $ | 34 |  |  |  |  |  |  |
Net amount reclassified from AOCI into earnings(1) |  | 1,024 |  |  | (233) |  |  | 791 |  |  | 2,058 |  |  | (469) |  |  | 1,589 |  |  |  |  |  |  |
Change in other comprehensive income |  | $ | 942 |  |  | $ | (214) |  |  | $ | 728 |  |  | $ | 2,102 |  |  | $ | (479) |  |  | $ | 1,623 |  |  |  |  |  |  |
|  | Three Months Ended June 30, 2020 |  | Six Months Ended June 30, 2020
|  | Before Tax |  | Tax |  | Net of Tax |  | Before Tax |  | Tax |  | Net of Tax
Net gain (loss) recognized in OCI |  | $ | (1,031) |  |  | $ | 232 |  |  | $ | (799) |  |  | $ | (10,205) |  |  | $ | 2,296 |  |  | $ | (7,909) |
Net amount reclassified from AOCI into earnings |  | 963 |  |  | (217) |  |  | 746 |  |  | 1,026 |  |  | (231) |  |  | 795 |
Change in other comprehensive income |  | $ | (68) |  |  | $ | 15 |  |  | $ | (53) |  |  | $ | (9,179) |  |  | $ | 2,065 |  |  | $ | (7,114) |
(1) Net unrealized losses totaling $3,611 are anticipated to be reclassified from AOCI into earnings during the next 12 months due to settlement of the associated underlying obligations.

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- Definition Tabular disclosure of gain (loss) on derivative and nonderivative instruments designated and qualifying as cash flow hedge recorded in accumulated other comprehensive income (AOCI) and reclassified into earnings. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624171-113959 + Details
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