Other, Net - Summary of Other Non-Operating (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Other Income and Expenses [Abstract]
Foreign exchange gain (loss)	$ (499)	$ 10	$ (1,272)	$ (66)
Gain (loss) on sale of assets and investments	621	9	4,674	18
Gain (loss) on sale of Manquiri consideration	0	0	0	365
Gain (loss) on Silvertip consideration	0	0	0	955
Other	579	102	926	730
Other, net	$ 701	$ 121	$ 4,328	$ 2,002