Revenue - Revenue by Timing of Transfer of Goods or Services (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021
Deferred Revenue Arrangement [Line Items]
Revenues	$ 446,159	$ 466,709	$ 437,553
Energy Services and Products Member
Deferred Revenue Arrangement [Line Items]
Revenues	364,648	$ 383,080	349,226
Transferred at Point in Time [Member]
Deferred Revenue Arrangement [Line Items]
Revenues	29,156		29,380
Transferred over Time [Member]
Deferred Revenue Arrangement [Line Items]
Revenues	$ 417,003		$ 408,173