Debt (Tables)

12 Months Ended

Dec. 29, 2018

Debt Disclosure [Abstract]

Schedule of Debt

(In thousands)	2018			2017
Subordinated Debentures with interest at 6.00%, due 2027	$	284,479		$	284,536
Revolving Credit Facility with interest at 3.97%, due 2021	195,000			160,000
Jungwoo-Mueller credit facility with interest at 2.86%, due 2019	5,264			5,119
Jungwoo-Mueller credit facility with interest at 3.45%, due 2020	5,104			8,648
2001 Series IRB's with interest at 3.22%, due 2021	2,250			3,250
Other	5,458			4,694
	497,555			466,247
Less debt issuance costs	(857		)	(1,175		)
Less current portion of debt	(7,101		)	(16,480		)
Long-term debt	$	489,597		$	448,592

Debt instrument redemption

If redeemed during the 12-month period beginning March 9:

Year	Redemption Price
2018	105%
2019	104
2020	103
2021	102
2022 and thereafter	100

Aggregate annual maturities of debt

Aggregate annual maturities of the Company’s debt are as follows:

(In thousands)	Amount
2019	$	7,101
2020	6,831
2021	195,955
2022	618
2023	402
Thereafter	286,648
Long-term debt	$	497,555

Net interest expense

Net interest expense consisted of the following:

(In thousands)	2018			2017			2016
Interest expense	$	25,349		$	19,716		$	7,749
Capitalized interest	(150		)	(214		)	(362		)
	$	25,199		$	19,502		$	7,387