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Revenue (Tables)

12 Months Ended

Dec. 31, 2019

Revenue [abstract]

Revenue - Disaggregation

	Uranium		Fuel services		Other		Total
Customer geographical region
Americas	$	569,535	$	206,226	$	59,300	$	835,061
Europe		288,134		79,629		3,587		371,350
Asia		556,140		84,422		15,952		656,514
	$	1,413,809	$	370,277	$	78,839	$	1,862,925
Contract type
Fixed-price	$	349,021	$	305,383	$	69,703	$	724,107
Market-related		1,064,788		64,894		9,136		1,138,818
	$	1,413,809	$	370,277	$	78,839	$	1,862,925

	Uranium		Fuel services		Other		Total
Customer geographical region
Americas	$	695,678	$	191,791	$	69,012	$	956,481
Europe		275,096		50,000		10,693		335,789
Asia		713,282		72,198		13,911		799,391
	$	1,684,056	$	313,989	$	93,616	$	2,091,661
Contract type
Fixed-price	$	577,143	$	293,400	$	83,706	$	954,249
Market-related		1,106,913		20,589		9,910		1,137,412
	$	1,684,056	$	313,989	$	93,616	$	2,091,661

Revenue - Contract liabilities

			2019		2018
Beginning of year		$	30,727	$	29,148
Additions			9,783		25,695
Recognized in revenue			(23,067)		(24,025)
Effect of movements in exchange rates			(25)		(91)
End of year		$	17,418	$	30,727

Revenue - Remaining performance obligations

		2020		2021		2022		2023		2024		Thereafter		Total
Uranium	$	271,642	$	183,422	$	145,920	$	169,234	$	166,015	$	532,429	$	1,468,662
Fuel services		274,755		265,126		212,562		150,266		150,773		593,612		1,647,094
Other		4,030		4,212		-		-		-		-		8,242
Total	$	550,427	$	452,760	$	358,482	$	319,500	$	316,788	$	1,126,041	$	3,123,998

X

- Definition

The disclosure of the disaggregation of revenue from contracts with customers. [Refer: Revenue from contracts with customers]

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