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v3.21.1

Debt Obligations, net (Schedule of Debt) (Details) $ / shares in Units, $ in Thousands | 1 Months Ended | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2019 | Jun. 30, 2018 | Mar. 31, 2021 USD ($) $ / shares | Mar. 31, 2020 USD ($) | Jan. 01, 2021 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  | $ 3,318,141 |  |  |  | $ 3,325,450 |  |
Debt discounts and deferred financing costs, net |  |  |  | (26,798) |  |  |  | (38,475) |  |
Total debt obligations, net | [1] |  |  | 3,291,343 |  |  |  | 3,286,975 |  |
Stockholders' equity |  |  |  | 1,051,007 | [1] | $ 1,160,069 |  | 1,064,383 | [1] | $ 1,237,960
Interest costs capitalized |  |  |  | $ 300 |  | $ 500 |  |  |  |
Period of Adoption, Adjustment |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stockholders' equity |  |  |  |  |  |  |  | (10,019) |  | $ (12,382)
Period of Adoption, Adjustment | Accounting Standards Update 2020-06 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Debt discounts and deferred financing costs, net |  |  |  |  |  |  | $ 10,000 |  |  |
Total debt obligations, net |  |  |  |  |  |  | 10,000 |  |  |
Stockholders' equity |  |  |  |  |  |  | $ 10,000 |  |  |
Senior Term Loan | LIBOR |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 1.00% |  |  |  |  |  |
3.125% Senior Convertible Notes |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stated interest rates |  |  |  | 3.125% |  | 3.125% |  |  |  |
Secured Credit Facility and Mortgages |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  | $ 1,205,641 |  |  |  | 1,212,950 |  |
Debt discounts and deferred financing costs, net |  |  |  | (5,676) |  |  |  |  |  |
Total debt obligations, net |  |  |  | 1,199,965 |  |  |  |  |  |
Assets served as collateral |  |  |  | 2,100,000 |  |  |  |  |  |
Secured Credit Facility and Mortgages | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  | $ 0 |  |  |  | 0 |  |
Debt instrument term |  | 1 year |  |  |  |  |  |  |  |
Secured Credit Facility and Mortgages | Revolving Credit Facility | LIBOR |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 2.00% |  |  |  |  |  |
Secured Credit Facility and Mortgages | Revolving Credit Facility | LIBOR | Minimum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  | 2.00% |  | 1.00% |  |  |  |  |  |
Secured Credit Facility and Mortgages | Revolving Credit Facility | LIBOR | Minimum | Interest Rate Category Two |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 2.00% |  |  |  |  |  |
Secured Credit Facility and Mortgages | Revolving Credit Facility | LIBOR | Maximum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  | 2.50% |  |  |  |  |  |  |  |
Secured Credit Facility and Mortgages | Revolving Credit Facility | LIBOR | Maximum | Interest Rate Category Two |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 2.50% |  |  |  |  |  |
Secured Credit Facility and Mortgages | Revolving Credit Facility | Federal Funds Rate |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 0.50% |  |  |  |  |  |
Secured Credit Facility and Mortgages | Revolving Credit Facility | Base Rate | Minimum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  | 1.00% |  |  |  |  |  |  |  |
Secured Credit Facility and Mortgages | Revolving Credit Facility | Base Rate | Minimum | Interest Rate Category One |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 1.00% |  |  |  |  |  |
Secured Credit Facility and Mortgages | Revolving Credit Facility | Base Rate | Maximum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  | 1.50% |  |  |  |  |  |  |  |
Secured Credit Facility and Mortgages | Revolving Credit Facility | Base Rate | Maximum | Interest Rate Category One |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 1.50% |  |  |  |  |  |
Secured Credit Facility and Mortgages | Senior Term Loan |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  | $ 491,875 |  |  |  | 491,875 |  |
Secured Credit Facility and Mortgages | Senior Term Loan | LIBOR |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  |  | 2.75% | 2.75% |  |  |  |  |  |
Secured Credit Facility and Mortgages | Senior Term Loan | LIBOR | Maximum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 1.75% |  |  |  |  |  |
Secured Credit Facility and Mortgages | Senior Term Loan | Federal Funds Rate |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 0.50% |  |  |  |  |  |
Secured Credit Facility and Mortgages | Mortgages Collateralized by Net Lease Assets |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  | $ 713,766 |  |  |  | 721,075 |  |
Weighted average interest rate |  |  |  | 4.40% |  |  |  |  |  |
Secured Credit Facility and Mortgages | Mortgages Collateralized by Net Lease Assets | Minimum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stated interest rates |  |  |  | 1.66% |  |  |  |  |  |
Secured Credit Facility and Mortgages | Mortgages Collateralized by Net Lease Assets | Maximum |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stated interest rates |  |  |  | 7.26% |  |  |  |  |  |
Unsecured Notes |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  | $ 2,012,500 |  |  |  | 2,012,500 |  |
Unsecured Notes | 3.125% Senior Convertible Notes |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  | $ 287,500 |  |  |  | 287,500 |  |
Total debt obligations, net |  |  |  |  |  |  |  | $ 275,100 |  |
Stated interest rates |  |  |  | 3.125% |  | 3.125% | 3.125% | 3.125% |  |
Convertible debt, conversion ratio (in shares per par value) |  |  |  | 0.070716 |  |  |  |  |  |
Convertible debt, conversion price (in dollars per share) | $ / shares |  |  |  | $ 14.14 |  |  |  |  |  |
Unamortized discount |  |  |  |  |  |  |  | $ 10,200 |  |
Contractual interest |  |  |  | $ 2,200 |  | $ 2,200 |  |  |  |
Amortization of debt discount |  |  |  |  |  | $ 1,300 |  |  |  |
Effective interest rate |  |  |  |  |  | 5.20% |  |  |  |
Unsecured Notes | 3.125% Senior Convertible Notes | Period of Adoption, Adjustment | Accounting Standards Update 2020-06 |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Stated interest rates |  |  |  |  |  |  | 3.125% |  |  |
Unsecured Notes | 4.75% Senior Notes |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  | $ 775,000 |  |  |  | 775,000 |  |
Stated interest rates |  |  |  | 4.75% |  |  |  |  |  |
Unsecured Notes | 4.25% Senior Notes |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  | $ 550,000 |  |  |  | 550,000 |  |
Stated interest rates |  |  |  | 4.25% |  |  |  |  |  |
Unsecured Notes | 5.50% Senior Notes |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  | $ 400,000 |  |  |  | 400,000 |  |
Stated interest rates |  |  |  | 5.50% |  |  |  |  |  |
Other Debt Obligations | Trust Preferred Securities |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Total debt obligations |  |  |  | $ 100,000 |  |  |  | $ 100,000 |  |
Other Debt Obligations | Trust Preferred Securities | LIBOR |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 1.50% |  |  |  |  |  |
[1] | (1)Refer to Note 2 for details on the Company's consolidated variable interest entities ("VIEs").

X
- Definition Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28541-108399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 + Details
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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. 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http://asc.fasb.org/extlink&oid=115929471&loc=d3e21914-107793 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22644-107794 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 10 -Section 65 -Paragraph 4 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121646688&loc=SL121648383-210437 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 65 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 16 -URI 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