Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Net (Loss) Income	$ (4,450)	$ 26,404
Other Comprehensive Income:
Actuarially Determined Long-Term Liability Adjustments, Net of Tax	1,525	3,360
Unrealized Gain on Cash Flow Hedges (Net of tax: ($130), ($144))	391	414
Other Comprehensive Income	1,916	3,774
Comprehensive (Loss) Income	$ (2,534)	$ 30,178