Acquisitions and Purchase Accounting (Tables)

3 Months Ended

Apr. 01, 2017

Business Acquisition [Line Items]

Business Acquisition, Pro Forma Information [Table Text Block]

The following pro forma results include adjustments to reflect additional interest expense to fund the acquisitions, amortization of intangibles associated with the acquisitions, and the effects of adjustments made to the carrying value of certain assets (in thousands, except per share data):

	Three Months Ended
	April 2, 2016
Net sales	$	552,578
Net earnings	57,459
Net earnings per share:
Basic	1.01
Diluted	1.01

Follett [Member]

Business Acquisition [Line Items]

Schedule of Business Acquisitions, by Acquisition

The following estimated fair values of assets acquired and liabilities assumed are provisional and are based on the information that was available as of the acquisition date to estimate the fair value of assets acquired and liabilities assumed (in thousands):

	(as initially reported) May 31, 2016			Preliminary Measurement Period Adjustments			(as adjusted) May 31, 2016
Cash	$	22,620		$	1,359		$	23,979
Current assets	41,602			(72		)	41,530
Property, plant and equipment	19,868			—			19,868
Goodwill	76,220			1,448			77,668
Other intangibles	82,450			—			82,450
Other assets	1,358			—			1,358
Current liabilities	(11,779		)	(2,039		)	(13,818		)
Other non-current liabilities	(616		)	—			(616		)
Net assets acquired and liabilities assumed	$	231,723		$	696		$	232,419

Emico [Member]

Business Acquisition [Line Items]

Schedule of Business Acquisitions, by Acquisition

The following estimated fair values of assets acquired and liabilities assumed are provisional and are based on the information that was available as of the acquisition date to estimate the fair value of assets acquired and liabilities assumed (in thousands):

	(as initially reported) May 20, 2016			Preliminary Measurement Period Adjustments			(as adjusted) May 20, 2016
Current assets	$	746		(65		)	681
Goodwill	1,816			183			1,999
Current liabilities	(934		)	(62		)	(996		)
Other non-current liabilities	(628		)	(56		)	(684		)
Consideration paid at closing	$	1,000		$	—		$	1,000
Deferred payments	1,559			118			1,677
Net assets acquired and liabilities assumed	$	2,559		$	118		$	2,677