Lease (Details) - USD ($)
$ in Thousands

12 Months Ended

Dec. 31, 2021

Dec. 31, 2020

leases of lessee disclosure table [Line Items]

Assets And Liabilities, Lessee [Table Text Block]

Supplemental information about our operating leases follows:

		December 31,
(in thousands)		2021		2020
Assets:
	Right-of-use operating lease assets	$	146,097	$	141,206
Liabilities:
Operating	Current	$	18,781	$	18,798
Operating	Noncurrent	158,503		156,074
Lease liabilities		$	177,284	$	174,872

Operating lease Lease Term and Discount Rate [Table Text Block]

		December 31,
		2021		2020
Lease Term and Discount Rate:
	Weighted-average remaining lease term (years)	10		10
	Weighted-average discount rate	5.9	%	6.1	%

Operating Lease, Cost

$ 34,406

$ 34,030

Short-term Lease, Cost

78,835

52,886

Lease, Cost

$ 113,241

$ 86,916