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Subsequent Events	9 Months Ended
Subsequent Events	Sep. 30, 2017
Subsequent Events
Subsequent Events	23. Subsequent Events Our significant events subsequent to September 30, 2017 were as follows: Convertible Senior Notes Due 2017 In October 2017, we repaid the full principal amount of the 2017 Notes in cash upon their maturity. Dividend Declaration On November 8, 2017, our board of directors declared a dividend of $0.48 per share for the fourth quarter of 2017, which is payable on January 15, 2018 to common stockholders of record as of December 29, 2017.