Debt (Tables)

12 Months Ended

Dec. 31, 2019

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments

		December 31,
	Interest rate	2019		2018
Notes due September 2020	4.125%	—		300,000
Notes due October 2021	4.125%	600,000		600,000
Notes due May 2022	4.625%	400,000		400,000
Notes due April 2023	5.20%	400,000		400,000
Notes due March 2024	4.625%	500,000		500,000
Notes due January 2037	5.25%	35,841		35,841
Notes due March 2043	6.70%	425,000		425,000
Term loans	Variable	400,000		630,000
Other debt		5,108		5,297
Principal amount		2,765,949		3,296,138
Less: unamortized costs, net		26,227		30,530
Total debt		2,739,722		3,265,608
Less: current portion long-term debt		20,108		199,535
Long-term debt		$	2,719,614	$	3,066,073

Schedule of Maturities of Long-term Debt

Annual maturities of outstanding debt at December 31, 2019 are as follows:

2020	$	20,108
2021	620,000
2022	430,000
2023	440,000
2024	795,000
Thereafter	460,841
Total	$	2,765,949