Note 11 - Revenues

12 Months Ended

Dec. 31, 2020

NOTE 11—REVENUE

Our revenue is derived from contracts for the sale of coal which is recognized when the performance obligations under the contracts are satisfied, which is at the point in time control is transferred to our customer. Generally, domestic sales contracts have terms of about one year and the pricing is typically fixed. Export sales have spot or term contracts and pricing can either be by fixed-price or a price derived against index-based pricing mechanisms. Disaggregated information about our revenue is presented below:


	Years ended December 31,
(In thousands)	2020		2019		2018
Coal Sales
North American revenues	$	119,981	$	170,927	$	114,508
Export revenues, excluding Canada		48,934		59,286		113,066
Total revenues	$	168,915	$	230,213	$	227,574

As of December 31, 2020, outstanding performance obligations for 2021 totaled approximately 1.3 million tons for contracts having fixed pricing and 0.3 million tons for contracts with index-based pricing mechanisms.