Long-Term Debt and Commitments Related to Letters of Credit (Tables)

3 Months Ended

Mar. 30, 2019

Debt Disclosure [Abstract]

Schedule of long-term debt [Table Text Block]

Our long-term debt consisted of the following:

	March 30, 2019		December 31, 2018
Revolving credit facility:
Swing-line borrowings	$	8,500	$	2,500
LIBOR borrowings	81,000		91,000
	89,500		93,500
Senior unsecured notes:
5.09% Senior unsecured notes	12,000		12,000
3.99% Senior unsecured notes	50,000		50,000
4.00% Senior unsecured notes	25,000		—
	87,000		62,000
Term loans	17,708		23,176
	194,208		178,676
Less debt issuance costs	560		599
Less current portion	17,140		22,514
	$	176,508	$	155,563