Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Statement of Financial Position [Abstract]
Trade receivables, allowance for credit loss	$ 6,171	$ 5,789
Cumulative preferred stock (percent)	4.50%	4.50%
Preferred stock, par value (dollars per share)	$ 50,000	$ 50,000