Accumulated Other Comprehensive Loss - Narrative (Details) $ in Thousands, $ in Billions, $ in Billions	3 Months Ended
Mar. 31, 2020 USD ($)	Mar. 31, 2020 AUD ($)	Mar. 31, 2020 CAD ($)	Dec. 31, 2019 USD ($)
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Increase in other comprehensive loss, foreign currency exchange rate fluctuations during the period	$ 48,400
Accumulated other comprehensive loss	$ (411,619)			$ (363,173)
International functional currency net assets		$ 0.4	$ 0.1

Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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