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Commitments, Contingencies, Guarantees and Indemnities
12 Months Ended
Dec. 31, 2020
Commitments and Contingencies Disclosure [Abstract]  
Commitments, Contingencies, Guarantees and Indemnities Commitments, Contingencies, Guarantees and Indemnities
Other obligations 
Other obligations, such as certain purchase obligations are not recognized as liabilities in the consolidated financial statements but are required to be disclosed in the footnotes to the financial statements. These funding commitments could potentially require the Company’s performance in the event of demands by third parties or contingent events. As of December 31, 2020, the Company had $471.0 million in purchase commitments of equipment that will be satisfied within three fiscal years. The purchase obligations are subject to escalation based on the closing date of each transaction.
In December 2020, the Company entered into definitive agreements for the purchase of 25 modern technology aircraft engines. As part of the purchase, the Company has committed to certain future overhaul and maintenance services which is anticipated to range between $67.1 million and $112.0 million.