Fair Value Measurements and Financial Instruments (Tables)

6 Months Ended

Jun. 29, 2019

Fair Value Disclosures [Abstract]

Assets and liabilities measured at fair value on a recurring basis [Table Text Block]

Our assets and liabilities measured at fair value on a recurring basis at June 29, 2019 were as follows:

			Fair Value Measurements at June 29, 2019 Using:
Assets and Liabilities Recorded at Fair Value on a Recurring Basis	Total Carrying Value at June 29, 2019		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Assets invested for self-insurance, classified as other assets, noncurrent	$	12,552	$	12,552	$	—	$	—
Defined benefit pension plan assets	24		—		24		—
Liabilities:
Deferred compensation	$	2,563	$	—	$	2,563	$	—

Our assets and liabilities measured at fair value on a recurring basis at December 31, 2018 were as follows:

			Fair Value Measurements at December 31, 2018 Using:
Assets and Liabilities Recorded at Fair Value on a Recurring Basis	Total Carrying Value at December 31, 2018		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Assets invested for self-insurance, classified as other assets, noncurrent	$	15,379	$	15,379	$	—	$	—
Defined benefit pension plan assets	3,758		—		3,758		—
Liabilities:
Deferred compensation	$	2,459	$	—	$	2,459	$	—

Financial instruments recorded at historical carrying value [Table Text Block]

Financial instruments classified as noncurrent liabilities and their carrying values and fair values were as follows:

	June 29, 2019				December 31, 2018
	Carrying Value		Fair Value		Carrying Value		Fair Value
Revolving credit facility, noncurrent	$	79,500	$	79,500	$	93,500	$	93,500
Senior unsecured notes, noncurrent	81,000		84,616		56,000		56,002
Term loans, noncurrent	6,387		6,744		6,662		6,868
Total	$	166,887	$	170,860	$	156,162	$	156,370