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Equity - Schedule of Dividends Declared (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  |  |  |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Aug. 04, 2021 | May 05, 2021 | Feb. 25, 2021 | May 07, 2020 | Mar. 05, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Dividends, Common Stock |  |  |  |  |  | $ 29,184 | $ 26,763 | $ 58,316 | $ 53,877
Common Class B |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Cash dividends declared per common share (in dollars per share) |  | $ 0.035 | $ 0.035 | $ 0 | $ 0 |  |  | $ 0.070 | $ 0
Common Stock |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Cash dividends declared per common share (in dollars per share) |  | $ 0.035 | $ 0.035 | $ 0.035 | $ 0.035 |  |  | $ 0.070 | $ 0.070
Subsequent Event | Common Stock |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Cash dividends declared per common share (in dollars per share) | $ 0.035 |  |  |  |  |  |  |  |
Dividend Declared [Member] | Common Class B |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Dividends, Common Stock |  | $ 1,916 |  | $ 0 | $ 0 |  |  | $ 3,832 | $ 0
Dividend Declared [Member] | Common Stock |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |
Dividends, Common Stock |  | $ 27,268 | $ 27,220 | $ 26,767 | $ 27,117 |  |  | $ 54,488 | $ 53,884

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- Definition Aggregate dividends declared during the period for each share of common stock outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 + Details
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- Definition Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817 + Details
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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