Stockholders' Equity and EPS - Preferred Stock (Details)		12 Months Ended
	Dec. 09, 2019 $ / shares shares	Dec. 31, 2019 USD ($) $ / shares shares	Dec. 31, 2018 USD ($) $ / shares shares
Class of Stock [Line Items]
Preferred stock, shares issued | shares		350,000	0
Preferred stock, par value		$ 0.001	$ 0.001
Preferred stock, shares issued, value | $		$ 340,138,000	$ 0
Preferred stock, shares outstanding | shares		350,000	0
Preferred Stock, Series A
Class of Stock [Line Items]
Preferred stock, shares issued | shares	350,000	350,000
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, liquidation preference (usd per share)	$ 1,000
Preferred stock, dividend rate, rate	5.25%
Preferred stock, shares issued, value | $		$ 340,100,000
Preferred stock, liquidation preference, value | $		$ 350,000,000.0
Depositary Shares
Class of Stock [Line Items]
Preferred stock, liquidation preference (usd per share)	$ 25	$ 25
Preferred stock, depositary share ownership interest		25.000
Preferred stock, dividends paid per depositary share (usd per share)		$ 0