Subsequent Events (Details) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2016 USD ($) $ / shares
Subsequent Event [Line Items]
Dividends Payable, Amount Per Share | $ / shares	$ 0.18
Dividends Payable, Date to be Paid	Mar. 15, 2017
Dividends Payable, Date of Record	Mar. 01, 2017
2016 Share Repurchase Program
Subsequent Event [Line Items]
Share repurchase program, initial authorized amount | $	$ 300.0