Note 6 - Retirement Plans

3 Months Ended

Mar. 31, 2018

Notes to Financial Statements

Pension and Other Postretirement Benefits Disclosure [Text Block]

6

.      Retirement Plans

The following table provides the components of net periodic benefit cost for our defined benefit pension plan for the

three

-months ended

March 31, 2018

and

2017,

respectively (in thousands):

	Three Months Ended March 31,
	2018			2017
Interest cost	$	1,106		$	807
Expected return on plan assets		(1,536	)		(976	)
Loss amortization		169			84
Net periodic benefit cost	$	(261	)	$	(85	)

The components of net periodic pension cost as stated above are included in miscellaneous income in our income statement. During the

three

-months ended

March 31, 2018,

we did

not

make a contribution to our defined benefit pension plan. During the remainder of

2018,

we expect to contribute

$2.0

million to this plan.

During the

three

-months ended

March 31, 2018,

we contributed

$1.9

million in matching contributions and

$4.1

million of discretionary profit-sharing contributions to the

401

(k) plan. During the remainder of

2018,

we expect to contribute

$5.4

million of matching contributions to this plan.