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Royalty Monetizations - Schedule of Royalty Financing Obligations (Details) - USD ($) $ in Thousands | 3 Months Ended
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Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022
Royalty Montizations [Roll Forward] |  |  |
Balance | $ 477,666 | $ 464,225 | $ 449,375
Deferred financing costs |  |  | (34)
Non-cash Interest expense on Royalty financing obligations | 18,460 | 19,706 | 19,649
Royalty revenues paid and payable | (6,345) | (6,265) | (4,765)
Balance | 489,781 | 477,666 | 464,225
2020 RPI Royalty Agreement |  |  |
Royalty Montizations [Roll Forward] |  |  |
Balance | 157,702 | 153,004 | 147,224
Deferred financing costs |  |  | 0
Non-cash Interest expense on Royalty financing obligations | 9,938 | 10,462 | 10,165
Royalty revenues paid and payable | (5,837) | (5,764) | (4,385)
Balance | $ 161,802 | $ 157,702 | 153,004
Effective interest rate | 23.10% | 25.50% |
2021 RPI Royalty Agreement |  |  |
Royalty Montizations [Roll Forward] |  |  |
Balance | $ 164,809 | $ 159,290 | 153,377
Deferred financing costs |  |  | (34)
Non-cash Interest expense on Royalty financing obligations | 4,903 | 6,020 | 6,327
Royalty revenues paid and payable | (508) | (501) | (380)
Balance | $ 169,204 | $ 164,809 | 159,290
Effective interest rate | 11.00% | 12.10% |
OMERS Royalty Agreement |  |  |
Royalty Montizations [Roll Forward] |  |  |
Balance | $ 155,155 | $ 151,931 | 148,774
Deferred financing costs |  |  | 0
Non-cash Interest expense on Royalty financing obligations | 3,619 | 3,224 | 3,157
Royalty revenues paid and payable | 0 | 0 | 0
Balance | $ 158,774 | $ 155,155 | $ 151,931
Effective interest rate | 10.60% | 8.50% |

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