SUPPLEMENTAL CASH FLOW & OTHER DATA

6 Months Ended

Jun. 30, 2018

Supplemental cash flow and other data for the three and six months ended June 30, 2018 and 2017 was as follows:



	Three Months Ended June 30,						Six Months Ended June 30,
	2018			2017			2018			2017
Depreciation expense	$	55		$	48		$	107		$	93
Amortization expense	22			18			44			35
Depreciation and amortization expense	$	77		$	66		$	151		$	128

Interest expense	$	(43	)	$	(38	)	$	(84	)	$	(75	)
Interest income	1			—			1			1
Interest expense, net	$	(42	)	$	(38	)	$	(83	)	$	(74	)

Interest paid	$	37		$	31		$	86		$	77
Income taxes paid	$	39		$	105		$	41		$	113

Assets acquired under capital leases	$	1		$	—		$	1		$	—
Accounts payable associated with capital expenditures	$	13		$	13		$	13		$	13
Dividends payable	$	69		$	62		$	69		$	62

Businesses acquired:
Fair value of assets acquired	$	35		$	113		$	183		$	114
Fair value of liabilities assumed	—			—			(1		)	—
Fair value of net assets acquired	35			113			182			114
Merger consideration paid (payable), net	—			(2		)	(12		)	(2		)
Cash paid for business acquisitions	35			111			170			112
Less: Cash acquired	—			—			5			—
Business acquisitions, net of cash acquired	$	35		$	111		$	165		$	112