Acquisitions and Dispositions of Businesses (Tables)

12 Months Ended

Dec. 31, 2018

Acquisitions And Dispositions [Abstract]

Schedule of assets acquired and liabilities assumed

The aggregate purchase price of these acquisitions was allocated as follows, based on acquisition date fair values to the following assets and liabilities (excluding measurement period adjustments recorded in subsequent years):

	Purchase Price Allocation
	Year Ended December 31
(in thousands)	2018			2017			2016
Accounts receivable	$	2,344		$	12,502		$	8,538
Inventory	1,268			25,253			878
Property, plant and equipment	1,518			29,921			3,940
Goodwill	41,840			143,149			184,118
Indefinite-lived intangible assets	—			33,800			53,110
Amortized intangible assets	78,427			170,658			28,267
Other assets	5,198			1,880			1,420
Pension and other postretirement benefits liabilities	—			(59,116		)	—
Other liabilities	(7,678		)	(12,177		)	(21,892		)
Deferred income taxes	(4,900		)	(37,289		)	(11,009		)
Redeemable noncontrolling interest	—			(3,666		)	—
Aggregate purchase price, net of cash acquired	$	118,017		$	304,915		$	247,370

Acqusition Pro Forma Financial Information

The following unaudited pro forma financial information presents the Company’s results as if the current year acquisitions had occurred at the beginning of 2017. The unaudited pro forma information also includes the 2017 acquisitions as if they occurred at the beginning of 2016 and the 2016 acquisitions as if they had occurred at the beginning of 2015:

	Year Ended December 31
(in thousands)	2018		2017		2016
Operating revenues	$	2,735,879	$	2,725,046	$	2,570,416
Net income	273,688		311,397		175,021

Information related to a Disposal Group

The revenue and operating income related to the KU business disposed of is as follows:

	Year Ended December 31
(in thousands)	2018		2017		2016
Revenue	$	91,526	$	430,645	$	500,914
Operating income	213		17,869		39,498