Borrowings (Tables)

6 Months Ended

Jun. 30, 2016

Debt Disclosure [Abstract]

Schedule of Short-term Debt

Borrowings consist of the following:

	June 30, 2016		December 31, 2015
Short-term
Current portion of long-term debt	$	7,157	$	122
Commercial paper	337,000		151,000
	$	344,157	$	151,122

Schedule of Long-term Debt Instruments

	June 30, 2016			December 31, 2015
Long-term
5.45% 10-year notes due March 15, 2018	349,423			349,258
2.125% 7-year notes due December 1, 2020 (Euro-denominated)	330,303			328,592
4.30% 10-year notes due March 1, 2021	449,878			449,865
3.150% 10-year notes due November 15, 2025	397,105			396,951
6.65% 30-year debentures due June 1, 2028	199,569			199,552
5.375% 30-year debentures due October 15, 2035	296,924			296,844
6.60% 30-year notes due March 15, 2038	248,080			248,036
5.375% 30-year notes due March 1, 2041	346,069			345,989
Other, less current installments	2,496			2,255
Total long-term debt	2,619,847			2,617,342
Unamortized debt issuance costs	(12,781		)	(13,687		)
Long-term debt, net of debt issuance costs	$	2,607,066		$	2,603,655

Schedule of Interest expense and interest income

Interest expense and interest income for the three and six months ended June 30, 2016 and 2015 were as follows:

	Three Months Ended June 30,						Six Months Ended June 30,
	2016			2015			2016			2015
Interest expense	$	33,779		$	33,053		$	67,097		$	66,058
Interest income	(1,622		)	(1,065		)	(3,226		)	(2,033		)
Interest expense, net	$	32,157		$	31,988		$	63,871		$	64,025