Note 11 - Retirement Plans (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Schedule of Net Funded Status [Table Text Block]

	December 31,
	2019			2018
Change in projected benefit obligation:
Projected benefit obligation at beginning of year	$	117		$	126
Interest cost		5			5
Actuarial loss (gain)		17			(11	)
Benefits paid		(4	)		(3	)
Projected benefit obligation at end of year	$	135		$	117
Change in plan assets:
Fair value of pension plan assets at beginning of year	$	84		$	88
Actual return on plan assets		14			(4	)
Company contributions		3			3
Benefits paid		(4	)		(3	)
Fair value of pension plan assets at end of year		97			84
Funded status of pension plan	$	(38	)	$	(33	)
Amounts recognized on our balance sheets consist of:
Accrued benefit cost	$	5		$	2
Accumulated other comprehensive loss		(43	)		(35	)
Net liability recognized	$	(38	)	$	(33	)

Defined Benefit Plan, Assumptions [Table Text Block]

	Year Ended December 31,
	2019			2018
Weighted-average assumptions used to determine net periodic benefit cost for the Gray Pension Plan:
Discount rate		4.16	%		3.55	%
Expected long-term rate of return on pension plan assets		6.50	%		7.00	%
Estimated rate of increase in compensation levels		N/A			N/A

	As of December 31,
	2019			2018
Weighted-average assumptions used to determine benefit obligations:
Discount rate		3.14	%		4.16	%

Schedule of Net Benefit Costs [Table Text Block]

	Year Ended December 31,
	2019			2018			2017
Components of net periodic pension cost:
Interest cost		5			5			5
Expected return on plan assets		(5	)		(6	)		(6	)
Recognized net actuarial loss		-			-			1
Net periodic pension benefit	$	-		$	(1	)	$	-

Schedule of Expected Benefit Payments [Table Text Block]

Years			Amount
	2020			4
	2021			4
	2022			4
	2023			5
	2024			5
2025	-	2029		30

Schedule of Allocation of Plan Assets by Asset Category [Table Text Block]

	As of December 31,
	2019	2018
Asset category:
Insurance general account	17%	19%
Cash management accounts	2%	1%
Equity accounts	47%	47%
Fixed income accounts	32%	31%
Real estate accounts	2%	2%
Total	100%	100%

Schedule of Allocation of Plan Assets [Table Text Block]

	Target Range
	Strategic Allocation	Lower Limit	Upper Limit
Asset class:
Equities:
Large cap value	5%	0%	50%
Large cap blend	5%	0%	50%
Large cap growth	5%	0%	50%
Mid cap blend	15%	0%	40%
Small cap core	5%	0%	25%
Foreign large blend	10%	0%	40%
Emerging markets	10%	0%	25%
Real estate	5%	0%	20%
Fixed Income:
U.S. Treasury inflation protected	5%	0%	25%
Intermediate term bond	10%	0%	50%
Long term government bond	5%	0%	40%
High yield bond	10%	0%	25%
Emerging markets bond	10%	0%	20%
Money market taxable	0%	0%	100%

Defined Benefit Plan, Fair Value of Plan Assets [Table Text Block]

	As of December 31, 2019
	Level 1		Level 2		Level 3		Total
Assets:
Insurance general account	$	-	$	16	$	-	$	16
Cash management accounts		2		-		-		2
Equity accounts		46		-		-		46
Fixed income accounts		31		-		-		31
Real estate accounts		2		-		-		2
Total	$	81	$	16	$	-	$	97

	As of December 31, 2018
	Level 1		Level 2		Level 3		Total
Assets:
Insurance general account	$	-	$	17	$	-	$	17
Cash management accounts		1		-		-		1
Equity accounts		39		-		-		39
Fixed income account		26		-		-		26
Real estate accounts		1		-		-		1
Total	$	67	$	17	$	-	$	84