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Investments - Schedule of Investments (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Equity Method Investment Balances [Roll Forward] |  |
Investment in WMES joint ventures at beginning of the period | $ 57,936 | $ 47,941
Earnings from joint ventures | 2,642 | 8,578
Contribution | 0 | 5,713
Distribution | (7,200) | (3,300)
Foreign currency translation adjustment | (1,018) | 222
Unrealized loss on derivative instruments at joint venture | (1,121) | (774)
Investment in WMES joint ventures at end of the period | 53,275 | 57,936
WMES |  |
Equity Method Investment Balances [Roll Forward] |  |
Investment in WMES joint ventures at beginning of the period | 44,134 | 34,183
Earnings from joint ventures | 1,552 | 8,312
Contribution | 0 | 5,713
Distribution | (7,200) | (3,300)
Foreign currency translation adjustment | 0 | 0
Unrealized loss on derivative instruments at joint venture | (1,121) | (774)
Investment in WMES joint ventures at end of the period | 37,365 | 44,134
CASC Willis |  |
Equity Method Investment Balances [Roll Forward] |  |
Investment in WMES joint ventures at beginning of the period | 13,802 | 13,758
Earnings from joint ventures | 1,090 | 266
Contribution | 0 | 0
Distribution | 0 | 0
Foreign currency translation adjustment | (1,018) | 222
Unrealized loss on derivative instruments at joint venture | 0 | 0
Investment in WMES joint ventures at end of the period | $ 15,910 | $ 13,802

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- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109237563&loc=d3e33749-111570 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.12) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109240200&loc=d3e30690-110894 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 35 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121605123&loc=d3e30226-110892 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 10 -Section 45 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=120253306&loc=d3e28228-110885 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450222&loc=d3e30840-110895 + Details
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- Definition The cash inflow from the sale of an investment interest in a joint venture that the reporting entity has not previously accounted for using consolidation or the equity method of accounting. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585 + Details
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