4. BENEFIT PLANS

The following table provides the components of net periodic benefit costs for the Company-sponsored defined benefit pension plans and other post-retirement benefit plans for the third quarters of 2013 and 2012.

	Third Quarter Ended
	Pension Benefits						Other Benefits
	November 9, 2013			November 3, 2012			November 9, 2013			November 3, 2012
Components of net periodic benefit cost:
Service cost	$	10		$	11		$	4		$	4
Interest cost	35			36			3			3
Expected return on plan assets	(52		)	(49		)	—			—
Amortization of:
Prior service cost	—			—			(1		)	(1		)
Actuarial loss	24			22			—			—

Net periodic benefit cost	$	17		$	20		$	6		$	6

	Three Quarters Ended
	Pension Benefits						Other Benefits
	November 9, 2013			November 3, 2012			November 9, 2013			November 3, 2012
Components of net periodic benefit cost:
Service cost	$	33		$	36		$	13		$	13
Interest cost	118			120			12			12
Expected return on plan assets	(173		)	(162		)	—			—
Amortization of:
Prior service cost	—			—			(3		)	(3		)
Actuarial loss	79			74			—			—

Net periodic benefit cost	$	57		$	68		$	22		$	22

The Company contributed $100 to its Company-sponsored defined benefit pension plans in the first quarter of 2013. The Company did not make any contributions in the second and third quarters of 2013 and does not expect to make any additional contributions in 2013.

The Company contributed $115 and $110 to employee 401(k) retirement savings accounts in the first three quarters of 2013 and 2012, respectively.

The Company also contributes to various multi-employer pension plans based on obligations arising from most of its collective bargaining agreements. These plans provide retirement benefits to participants based on their service to contributing employers. The Company recognizes expense in connection with these plans as contributions are funded.