Note 6 - Leases (Tables)

3 Months Ended

Mar. 31, 2021

Notes Tables

Lease, Cost [Table Text Block]

	Three months ended
	March 31,			March 31,
	2021			2020
	(In Thousands)
Finance lease cost:
Amortization of right-of-use assets	$	44,657		$	30,977
Interest on lease liabilities		1,696			2,096
Operating lease cost		272,545			272,335
Sublease income		(6,300	)		(12,300	)
Total lease costs	$	312,598		$	293,108
Additional lease information:
Weighted-average remaining lease term - financing leases (in years)		3.4			3.3
Weighted-average remaining lease term - operating leases (in years)		14.2			14.9
Weighted-average discount rate - financing leases		1.20	%		1.96	%
Weighted-average discount rate - operating leases		5.70	%		5.62	%

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

		Financing			Operating			Total
					(In Thousands)
Remainder of:	2021	$	143		$	759		$	902
	2022		184			1,011			1,195
	2023		111			1,014			1,125
	2024		68			856			924
	2025		40			752			792
	Thereafter		1			8,228			8,229
	Total undiscounted future minimum lease cash payments	$	547		$	12,620		$	13,167
	Present value discount		(8	)		(4,199	)		(4,207	)
	Lease liability	$	539		$	8,421		$	8,960