Leases Leases (Tables)

12 Months Ended

Dec. 31, 2019

Leases [Abstract]

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

As of December 31, 2019, the following table represents our operating lease maturities, including renewal provisions that we have assessed as being reasonably certain of exercise, for each of the years ended December 31:

	(Thousands)
2020	$	4,073
2021	9,633
2022	9,613
2023	9,617
2024	9,318
Thereafter	83,530
Total future lease payments	125,784
Less amount representing interest	40,445
Total obligations under operating leases	$	85,339

Lease, Cost [Table Text Block]

		Twelve Months Ended   December 31,
	2019
	(Thousands)
Lease Cost:
Operating lease cost		$	10,276
Short-term lease cost		—
Variable lease cost		6,867
Total lease cost		$	17,143
Cash paid for amounts included in the measurement of operating lease liabilities		$	9,986
		December 31, 2019
		(Thousands)
Other Information:
Right-of-use assets		$	84,979
Operating lease liabilities:
Current (included in Accrued liabilities - Other in our Consolidated Balance Sheet)		$	811
Lease liability		$	84,528
Weighted-average remaining lease term - operating leases (years)		15
Weighted-average discount rate - operating leases		4.65		%