Contractual interest rate for funds borrowed, under the debt agreement.

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Long-Term Obligations (India Indebtedness) (Details) ₨ in Millions, $ in Millions	1 Months Ended
	Jan. 31, 2019 USD ($)	Jan. 31, 2019 INR (₨)	Dec. 31, 2018 USD ($)	Dec. 31, 2018 INR (₨)
Debt Instrument [Line Items]
Long-term debt			$ 21,159.9
Viom Term Loan \| Secured Debt
Debt Instrument [Line Items]
Long-term debt			$ 240.1	₨ 16,751
Viom Term Loan \| Secured Debt \| Minimum
Debt Instrument [Line Items]
Long-term debt, stated interest rate			8.75%	8.75%
Viom Term Loan \| Secured Debt \| Maximum
Debt Instrument [Line Items]
Long-term debt, stated interest rate			8.95%	8.95%
Viom Term Loan \| Secured Debt \| Subsequent Event
Debt Instrument [Line Items]
Repayments of long-term debt	$ 72.0	₨ 5,000
Viom Working Capital Facilities \| Line of Credit
Debt Instrument [Line Items]
Long-term debt			$ 0.0	₨ 0
Line of credit facility, remaining borrowing capacity			$ 81.8	₨ 5,700
Viom Working Capital Facilities \| Line of Credit \| Minimum
Debt Instrument [Line Items]
Long-term debt, stated interest rate			8.40%	8.40%
Viom Working Capital Facilities \| Line of Credit \| Maximum
Debt Instrument [Line Items]
Long-term debt, stated interest rate			8.65%	8.65%