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Debt Obligations, net (Secured Term Loan and Credit Facility Narrative) (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Jun. 30, 2018 | Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021
Line of Credit Facility [Line Items] |  |  |  |  |  |
Long-term debt, outstanding balance |  | $ 1,857,957,000 |  | $ 1,857,957,000 |  |
Loss (gain) on early extinguishment of debt |  | 116,563,000 | $ 0 | 117,991,000 | $ 0 |
Senior Term Loan |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Loss (gain) on early extinguishment of debt |  |  |  | $ 1,400,000 |  |
Senior Term Loan | LIBOR |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 1.00% |  |
Secured Debt |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Long-term debt, outstanding balance |  | 0 |  | $ 0 |  | $ 491,875,000
Secured Debt | Senior Term Loan |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Debt instrument, face amount | $ 650,000,000.0 |  |  |  |  |
Long-term debt, outstanding balance |  | 0 |  | $ 0 |  | 491,875,000
Secured Debt | Senior Term Loan | LIBOR |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Basis point spread on variable interest rate | 2.75% |  |  | 2.75% |  |
Secured Debt | Senior Term Loan | LIBOR | Maximum |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 1.75% |  |
Secured Debt | Revolving Credit Facility |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Long-term debt, outstanding balance |  | 0 |  | $ 0 |  | $ 0
Maximum borrowing capacity |  | 350,000,000.0 |  | $ 350,000,000.0 |  |
Debt instrument term |  |  |  | 1 year |  |
Current borrowing capacity |  | $ 35,200,000 |  | $ 35,200,000 |  |
Secured Debt | Revolving Credit Facility | Minimum |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Commitment fee percentage |  |  |  | 0.25% |  |
Secured Debt | Revolving Credit Facility | Maximum |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Commitment fee percentage |  |  |  | 0.45% |  |
Secured Debt | Revolving Credit Facility | LIBOR |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 2.00% |  |
Secured Debt | Revolving Credit Facility | LIBOR | Minimum |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 1.00% |  |
Secured Debt | Revolving Credit Facility | LIBOR | Interest Rate Category Two | Minimum |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 2.00% |  |
Secured Debt | Revolving Credit Facility | LIBOR | Interest Rate Category Two | Maximum |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 2.50% |  |
Secured Debt | Revolving Credit Facility | Base Rate | Interest Rate Category One | Minimum |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 1.00% |  |
Secured Debt | Revolving Credit Facility | Base Rate | Interest Rate Category One | Maximum |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Basis point spread on variable interest rate |  |  |  | 1.50% |  |

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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=123466204&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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