Equity - Additional Information (Details) |
1 Months Ended | 12 Months Ended | 48 Months Ended | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Feb. 12, 2018
USD ($)
Item
$ / shares
shares
|
Dec. 31, 2021
USD ($)
$ / shares
shares
|
Dec. 31, 2021
USD ($)
$ / shares
shares
|
Dec. 31, 2020
USD ($)
$ / shares
shares
|
Dec. 31, 2019
USD ($)
$ / shares
shares
|
Dec. 31, 2021
USD ($)
$ / shares
shares
|
Nov. 23, 2021
Item
$ / shares
shares
|
May 31, 2021
USD ($)
|
Nov. 30, 2020
USD ($)
|
May 31, 2020
USD ($)
|
May 31, 2019
USD ($)
|
May 31, 2018
USD ($)
|
|
Common stock, par value | $ / shares | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | |||||||
Common stock, shares authorized | shares | 600,000,000 | 600,000,000 | 400,000,000 | 600,000,000 | 600,000,000 | |||||||
Preferred stock, shares authorized | shares | 10,000,000 | 10,000,000 | ||||||||||
Preferred stock, par value | $ / shares | $ 0.01 | $ 0.01 | ||||||||||
Number of votes for each share of common stock | Item | 1 | |||||||||||
Conversion basis of Class B Shares into Class A shares | $ | $ 1,000 | |||||||||||
Threshold for number of class B shares as a percent of the aggregate class A shares for conversion | 10.00% | |||||||||||
Common stock, Conversion basis description | Each share of Class B common stock issued and outstanding or held as treasury stock immediately prior to the Effective Date was converted into Common Stock on a one-for-one basis. | |||||||||||
Preferred stock, shares issued | shares | 0 | 0 | 0 | |||||||||
Authorized amount for share repurchase program | $ | $ 15,000,000.0 | $ 15,000,000.0 | $ 15,000,000.0 | $ 15,000,000.0 | $ 15,000,000.0 | $ 15,000,000.0 | $ 15,000,000.0 | $ 15,000,000.0 | ||||
Share repurchase program expiration period | Dec. 31, 2023 | |||||||||||
Number of shares acquired | shares | 885,505 | 1,497,827 | 828,880 | 4,068,487 | ||||||||
Average cost of acquired shares (in dollars per share) | $ / shares | $ 29.53 | $ 17.57 | $ 16.26 | $ 18.19 | ||||||||
Cost of acquired shares | $ | $ 26,200,000 | $ 26,300,000 | $ 13,500,000 | $ 74,000,000.0 | ||||||||
Remaining authorized amount for share repurchase program | $ | $ 16,000,000.0 | 16,000,000.0 | 16,000,000.0 | |||||||||
May 2021 Program | ||||||||||||
Remaining authorized amount for share repurchase program | $ | $ 1,000,000.0 | |||||||||||
December 2021 Program | ||||||||||||
Remaining authorized amount for share repurchase program | $ | $ 15,000,000.0 | $ 15,000,000.0 | $ 15,000,000.0 | |||||||||
Class A | ||||||||||||
Common stock, par value | $ / shares | $ 0.01 | |||||||||||
Common stock, shares authorized | shares | 400,000,000 | |||||||||||
Number of votes for each share of common stock | Item | 1 | |||||||||||
Class B | ||||||||||||
Common stock, par value | $ / shares | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | |||||||
Common stock, shares authorized | shares | 200,000,000 | 0 | 0 | 200,000,000 | 0 | |||||||
Number of votes for each share of common stock | Item | 10 |