Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details)

v3.10.0.1
Summary of Significant Accounting Policies (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Adjustments to reconcile net income to net cash provided by operating activities:      
Loss on extinguishment of debt (previously write-off of financing fees) $ 6,346 $ 22,211 $ 38,180
Changes in operating assets and liabilities:      
Prepaid expenses and other assets (29,519) (22,714) (13,363)
Net cash provided by operating activities 2,075,171 1,601,247 1,264,087
Cash flows from financing activities      
Early redemption premium (5,154) (15,506) (19,250)
Deferred financing fees and other (118,422) (56,195) (54,060)
Net cash used in financing activities $ (584,802) (148,506) (122,763)
Previously Reported      
Adjustments to reconcile net income to net cash provided by operating activities:      
Loss on extinguishment of debt (previously write-off of financing fees)   6,705 18,930
Changes in operating assets and liabilities:      
Prepaid expenses and other assets   (22,714) (18,534)
Net cash provided by operating activities   1,585,741 1,239,666
Cash flows from financing activities      
Early redemption premium   0 0
Deferred financing fees and other   (56,195) (48,889)
Net cash used in financing activities   (133,000) (98,342)
Accounting Standards Update (ASU) No. 2016-15 | Effect of Change      
Adjustments to reconcile net income to net cash provided by operating activities:      
Loss on extinguishment of debt (previously write-off of financing fees)   15,506 19,250
Changes in operating assets and liabilities:      
Prepaid expenses and other assets   0 5,171
Net cash provided by operating activities   15,506 24,421
Cash flows from financing activities      
Early redemption premium   (15,506) (19,250)
Deferred financing fees and other   0 (5,171)
Net cash used in financing activities   $ (15,506) $ (24,421)