Equity - Reverse Stock Split (Details) $ / shares in Units, $ in Billions				12 Months Ended
	Apr. 23, 2020 $ / shares	Apr. 14, 2020	Apr. 13, 2020 shares	Dec. 31, 2019 USD ($) $ / shares shares	Sep. 30, 2020 $ / shares shares	Apr. 10, 2020 shares
Class of Stock [Line Items]
Common shares, outstanding (in shares)						1,957,000,000
Common stock, shares authorized (shares)				15,000,000	22,500,000
Common stock, par value (usd per share) | $ / shares	$ 0.01			$ 0.01	$ 0.01
Preferred stock, par value (usd per share) | $ / shares				$ 0.01	$ 0.01
Net operating loss, domestic | $				$ 7.6
Maximum beneficial ownership, percent	4.90%
Preferred Class B
Class of Stock [Line Items]
Preferred stock, par value (usd per share) | $ / shares	$ 0.01
Share price (in dollars per share) | $ / shares	$ 90.00
COMMON STOCK
Class of Stock [Line Items]
Stock split, conversion ratio		0.005	0.005
Reverse stock split, number of shares (in shares)			9,784,000
Shares authorized prior to reverse stock split (in shares)						3,000,000,000
Common stock, shares authorized (shares)						22,500,000
PREFERRED STOCK | Preferred Class B
Class of Stock [Line Items]
Share purchase ratio	0.10%