Associate Retirement Plans (Tables)

9 Months Ended

Oct. 08, 2016

Compensation And Retirement Disclosure [Abstract]

Components of Net Periodic Pension and Postretirement Benefit Costs for the Significant Pension and Postretirement Benefit Plans

The following table provides the components of net periodic pension and postretirement benefit costs for the Company’s significant pension and postretirement benefit plans:

	SpartanNash Company Pension Plan						SpartanNash Medical Plan
	October 8,			October 10,			October 8,			October 10,
(In thousands)	2016			2015			2016			2015
12 Weeks Ended
Service cost	$	—		$	—		$	43		$	54
Interest cost		565			767			80			93
Amortization of prior service cost		—			—			(36	)		(36	)
Expected return on plan assets		(993	)		(1,136	)		—			—
Recognized actuarial net loss		26			191			9			40
Net periodic benefit (income) expense		(402	)		(178	)		96			151
Settlement expense		160			131			—			—
Total (income) expense	$	(242	)	$	(47	)	$	96		$	151

	SpartanNash Company Pension Plan						SpartanNash Medical Plan
	October 8,			October 10,			October 8,			October 10,
(In thousands)	2016			2015			2016			2015
40 Weeks Ended
Service cost	$	—		$	—		$	144		$	178
Interest cost		1,883			2,558			266			311
Amortization of prior service cost		—			—			(122	)		(121	)
Expected return on plan assets		(3,310	)		(3,787	)		—			—
Recognized actuarial net loss		85			636			32			133
Net periodic benefit (income) expense		(1,342	)		(593	)		320			501
Settlement expense		532			437			—			—
Total (income) expense	$	(810	)	$	(156	)	$	320		$	501