Income Taxes (Details)	3 Months Ended
	Mar. 31, 2017 USD ($)
Income Tax Disclosure [Abstract]
Unrecognized Tax Benefits, Interest on Income Taxes Accrued	$ 2,400,000
Income Tax Examination, Penalties and Interest Expense	100,000
Current Income Tax Expense (Benefit)	7,400,000
Unrecognized tax benefits	$ 2,300,000.0