Earnings Per Share Attributable to stockholders (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Net income attributable to:
Basic	$ 319,657	$ 151,868	$ 170,095
Diluted	$ 319,657	$ 151,868	$ 170,095
Weighted average number of shares outstanding:
Basic	110,781,282	110,315,782	109,054,493
Diluted	111,886,025	111,406,830	110,310,984
Per Share Amount
Basic	$ 2.89	$ 1.38	$ 1.56
Diluted	$ 2.86	$ 1.36	$ 1.54
Share Units [Member]
Weighted average number of shares outstanding:
Effect of dilutive securities:	516,144	388,083	541,054
Per Share Amount
Effect of dilutive securities:	(0.01)	(0.01)	(0.01)
Stock Options [Member]
Weighted average number of shares outstanding:
Effect of dilutive securities:	588,599	702,965	715,437
Per Share Amount
Effect of dilutive securities:	(0.02)	(0.01)	(0.01)