Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2016

Supplemental Cash Flow Elements [Abstract]

Schedule of Supplemental Cash Flow Information

	Year Ended December 31,
	2016		2015		2014
Cash paid during the period for:
Interest	$	108,422	$	96,958	$	98,754
Income taxes	46,811		52,040		16,610
Non-cash investing and financing activities:
Issuance of stock dividend	609		584		520
Non-controlling interest	—		—		2,733
Debt retired in conversion to stock	—		25,000		132,530
Embedded derivative, net retired in conversion to stock	—		889		6,680