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Condensed Consolidated Statement of Equity - USD ($) shares in Thousands, $ in Thousands | Total | Cumulative Effect, Period Of Adoption, Adjustment | Common Stock | Additional Paid-in Capital | Distributions in Excess of Accumulated Earnings | Distributions in Excess of Accumulated Earnings Cumulative Effect, Period Of Adoption, Adjustment | Accumulated Other Comprehensive Loss | Accumulated Other Comprehensive Loss Cumulative Effect, Period Of Adoption, Adjustment | Noncontrolling Interest | Noncontrolling Interest Cumulative Effect, Period Of Adoption, Adjustment
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Issuance of common stock under: |  |  |  |  |  |  |  |  |  |
Cumulative effect upon adoption of ASU No. 2016-13 | $ 6,393,844 | $ 181 | $ 7 | $ 7,093,079 | $ (812,796) |  | $ (13,217) | $ 175 | $ 126,771 | $ 6
Balance at period beginning (in shares) at Dec. 31, 2018 |  |  | 65,890 |  |  |  |  |  |  |
Balance at period beginning at Dec. 31, 2018 | 6,393,844 | 181 | $ 7 | 7,093,079 | (812,796) |  | (13,217) | 175 | 126,771 | 6
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Net income | 223,566 |  |  |  | 211,133 |  |  |  | 12,433 |
Reversal of unrealized gains upon the sale of marketable debt securities | (32) |  |  |  |  |  | (31) |  | (1) |
Change in fair value of derivatives and amortization of swap settlements | (6,354) |  |  |  |  |  | (6,140) |  | (214) |
Change in fair value of marketable debt securities, net | 228 |  |  |  |  |  | 221 |  | 7 |
Issuance of common stock under: |  |  |  |  |  |  |  |  |  |
Stock option and restricted stock plans, net (in shares) |  |  | 62 |  |  |  |  |  |  |
Stock option and restricted stock plans, net | 5,228 |  |  | 5,228 |  |  |  |  |  |
Sale of common stock, net | (82) |  |  | (82) |  |  |  |  |  |
Equity based compensation costs | 6,100 |  |  | 5,472 |  |  |  |  | 628 |
Retirement of common stock, net (in shares) |  |  | (234) |  |  |  |  |  |  |
Retirement of common stock, net | (56,989) |  | $ 0 | (56,989) |  |  |  |  |  |
Cumulative effect upon adoption of ASU No. 2016-13 | 6,393,844 | 181 | $ 7 | 7,031,886 | (857,994) |  | (13,217) | $ 175 | 126,771 | $ 6
Changes in the redemption value of redeemable noncontrolling interest | (1,428) |  |  | (2,739) |  |  |  |  | 1,311 |
Changes in noncontrolling interest from acquisition | 65,472 |  |  |  |  |  |  |  | 65,472 |
Distributions to noncontrolling interest | (14,108) |  |  |  |  |  |  |  | (14,108) |
Redemptions of noncontrolling interest (in shares) |  |  | 9 |  |  |  |  |  |  |
Redemptions | (14,179) |  |  | (12,083) |  |  |  |  | (2,096) |
Common stock dividends | (256,331) |  |  |  | (256,331) |  |  |  |  |
Balance at period end (in shares) at Jun. 30, 2019 |  |  | 65,727 |  |  |  |  |  |  |
Balance at period end at Jun. 30, 2019 | 6,345,116 |  | $ 7 | 7,031,886 | (857,994) |  | (18,992) |  | 190,209 |
Issuance of common stock under: |  |  |  |  |  |  |  |  |  |
Cumulative effect upon adoption of ASU No. 2016-13 | 6,317,195 |  | $ 7 | 7,028,154 | (822,087) |  | (14,817) |  | 125,938 |
Balance at period beginning (in shares) at Mar. 31, 2019 |  |  | 65,716 |  |  |  |  |  |  |
Balance at period beginning at Mar. 31, 2019 | 6,317,195 |  | $ 7 | 7,028,154 | (822,087) |  | (14,817) |  | 125,938 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Net income | 98,061 |  |  |  | 92,275 |  |  |  | 5,786 |
Reversal of unrealized gains upon the sale of marketable debt securities | (65) |  |  |  |  |  | (63) |  | (2) |
Change in fair value of derivatives and amortization of swap settlements | (4,361) |  |  |  |  |  | (4,214) |  | (147) |
Change in fair value of marketable debt securities, net | 105 |  |  |  |  |  | 102 |  | 3 |
Issuance of common stock under: |  |  |  |  |  |  |  |  |  |
Stock option and restricted stock plans, net (in shares) |  |  | 11 |  |  |  |  |  |  |
Stock option and restricted stock plans, net | 2,024 |  |  | 2,024 |  |  |  |  |  |
Sale of common stock, net | (62) |  |  | (62) |  |  |  |  |  |
Equity based compensation costs | 3,500 |  |  | 3,171 |  |  |  |  | 329 |
Cumulative effect upon adoption of ASU No. 2016-13 | 6,345,116 |  | $ 7 | 7,031,886 | (857,994) |  | (18,992) |  | 190,209 |
Changes in the redemption value of redeemable noncontrolling interest | 339 |  |  | 288 |  |  |  |  | 51 |
Changes in noncontrolling interest from acquisition | 65,472 |  |  |  |  |  |  |  | 65,472 |
Distributions to noncontrolling interest | (6,944) |  |  |  |  |  |  |  | (6,944) |
Redemptions | (1,966) |  |  | (1,689) |  |  |  |  | (277) |
Common stock dividends | (128,182) |  |  |  | (128,182) |  |  |  |  |
Balance at period end (in shares) at Jun. 30, 2019 |  |  | 65,727 |  |  |  |  |  |  |
Balance at period end at Jun. 30, 2019 | 6,345,116 |  | $ 7 | 7,031,886 | (857,994) |  | (18,992) |  | 190,209 |
Issuance of common stock under: |  |  |  |  |  |  |  |  |  |
Cumulative effect upon adoption of ASU No. 2016-13 | 6,345,116 |  | 7 | 7,031,886 | (857,994) |  | (18,992) |  | 190,209 |
Cumulative effect upon adoption of ASU No. 2016-13 | 6,403,504 | (190) | $ 7 | 7,121,927 | (887,619) | $ (190) | (13,888) |  | 183,077 |
Balance at period beginning (in shares) at Dec. 31, 2019 |  |  | 66,092 |  |  |  |  |  |  |
Balance at period beginning at Dec. 31, 2019 | 6,403,504 | (190) | $ 7 | 7,121,927 | (887,619) | (190) | (13,888) |  | 183,077 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Net income | 418,841 |  |  |  | 399,464 |  |  |  | 19,377 |
Cash flow hedge losses reclassified to earnings | 3,282 |  |  |  |  |  | 3,171 |  | 111 |
Change in fair value of derivatives and amortization of swap settlements | (8,003) |  |  |  |  |  | (7,732) |  | (271) |
Change in fair value of marketable debt securities, net | (270) |  |  |  |  |  | (261) |  | (9) |
Issuance of common stock under: |  |  |  |  |  |  |  |  |  |
Stock option and restricted stock plans, net (in shares) |  |  | 95 |  |  |  |  |  |  |
Stock option and restricted stock plans, net | 9,201 |  |  | 9,201 |  |  |  |  |  |
Sale of common stock, net | (133) |  |  | (133) |  |  |  |  |  |
Equity based compensation costs | 6,933 |  |  | 6,677 |  |  |  |  | 256 |
Retirement of common stock, net (in shares) |  |  | (864) |  |  |  |  |  |  |
Retirement of common stock, net | (196,404) |  |  | (196,404) |  |  |  |  |  |
Cumulative effect upon adoption of ASU No. 2016-13 | 6,352,881 | $ (190) | $ 7 | 6,944,805 | (760,028) | $ (190) | (13,888) |  | 186,807 |
Changes in the redemption value of redeemable noncontrolling interest | 4,169 |  |  | 4,542 |  |  |  |  | (373) |
Changes in noncontrolling interest from acquisition | 1,349 |  |  |  |  |  |  |  | 1,349 |
Distributions to noncontrolling interest | (16,012) |  |  |  |  |  |  |  | (16,012) |
Redemptions of noncontrolling interest (in shares) |  |  | 8 |  |  |  |  |  |  |
Redemptions | (1,703) |  |  | (1,005) |  |  |  |  | (698) |
Common stock dividends | (271,683) |  |  |  | (271,683) |  |  |  |  |
Balance at period end (in shares) at Jun. 30, 2020 |  |  | 65,331 |  |  |  |  |  |  |
Balance at period end at Jun. 30, 2020 | 6,352,881 |  | $ 7 | 6,944,805 | (760,028) |  | (18,710) |  | 186,807 |
Issuance of common stock under: |  |  |  |  |  |  |  |  |  |
Cumulative effect upon adoption of ASU No. 2016-13 | 6,417,949 |  | $ 7 | 6,959,523 | (708,697) |  | (22,668) |  | 189,784 |
Balance at period beginning (in shares) at Mar. 31, 2020 |  |  | 65,412 |  |  |  |  |  |  |
Balance at period beginning at Mar. 31, 2020 | 6,417,949 |  | $ 7 | 6,959,523 | (708,697) |  | (22,668) |  | 189,784 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Net income | 90,076 |  |  |  | 84,458 |  |  |  | 5,618 |
Cash flow hedge losses reclassified to earnings | 3,282 |  |  |  |  |  | 3,171 |  | 111 |
Change in fair value of derivatives and amortization of swap settlements | 779 |  |  |  |  |  | 754 |  | 25 |
Change in fair value of marketable debt securities, net | 35 |  |  |  |  |  | 33 |  | 2 |
Issuance of common stock under: |  |  |  |  |  |  |  |  |  |
Stock option and restricted stock plans, net (in shares) |  |  | 6 |  |  |  |  |  |  |
Stock option and restricted stock plans, net | 536 |  |  | 536 |  |  |  |  |  |
Sale of common stock, net | (63) |  |  | (63) |  |  |  |  |  |
Equity based compensation costs | 5,235 |  |  | 5,058 |  |  |  |  | 177 |
Retirement of common stock, net (in shares) |  |  | (88) |  |  |  |  |  |  |
Retirement of common stock, net | (20,093) |  | $ 0 | (20,093) |  |  |  |  |  |
Cumulative effect upon adoption of ASU No. 2016-13 | 6,352,881 |  | $ 7 | 6,944,805 | (760,028) |  | (18,710) |  | 186,807 |
Changes in the redemption value of redeemable noncontrolling interest | (598) |  |  | (199) |  |  |  |  | (399) |
Distributions to noncontrolling interest | (8,133) |  |  |  |  |  |  |  | (8,133) |
Redemptions of noncontrolling interest (in shares) |  |  | 1 |  |  |  |  |  |  |
Redemptions | (335) |  |  | 43 |  |  |  |  | (378) |
Common stock dividends | (135,789) |  |  |  | (135,789) |  |  |  |  |
Balance at period end (in shares) at Jun. 30, 2020 |  |  | 65,331 |  |  |  |  |  |  |
Balance at period end at Jun. 30, 2020 | 6,352,881 |  | $ 7 | 6,944,805 | (760,028) |  | (18,710) |  | 186,807 |
Issuance of common stock under: |  |  |  |  |  |  |  |  |  |
Cumulative effect upon adoption of ASU No. 2016-13 | $ 6,352,881 |  | $ 7 | $ 6,944,805 | $ (760,028) |  | $ (18,710) |  | $ 186,807 |

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