v3.10.0.1

Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands | Total | Class A | Class B | Common Stock Class A | Common Stock Class B | Additional Paid-in Capital | Accumulated Other Comprehensive Income | Accumulated Losses / Retained Earnings | Total Partners'/Stockholders’ Equity (Deficit) | Non-controlling Interest
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning Balance (shares) at Dec. 31, 2016 |  |  |  | 98,250,917 | 31,704,988 |  |  |  |  |
Beginning Balance at Dec. 31, 2016 |  |  |  | $ 10 | $ 3 | $ 912,824 | $ 0 | $ (15,618) | $ 897,219 | $ 334,192
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Comprehensive income | $ 51,944 |  |  |  |  |  | (304) | 34,662 | 34,358 | 17,586
Share‑based compensation (shares) |  |  |  | 435,000 |  |  |  |  |  |
Share-based compensation |  |  |  |  |  | 4,360 |  |  | 4,360 | 0
Exchanges (shares) |  |  |  | 1,306,211 | (1,306,211) |  |  |  |  |
Exchanges |  |  |  |  |  | 12,609 |  |  | 12,609 | (12,609)
Distributions |  |  |  |  |  |  |  |  |  | (8,918)
Exercise of public warrants (in shares) |  |  |  | 55 |  |  |  |  |  |
Exercise of public warrants |  |  |  |  | $ 0 | 1 |  | 0 | 1 |
Tax receivable agreement arising from exchanges, net of income taxes of $50 |  |  |  |  |  | (9,685) |  |  | (9,685) |
Ending Balance (shares) at Jun. 30, 2017 |  |  |  | 99,992,183.000 | 30,398,777.000 |  |  |  |  |
Ending Balance at Jun. 30, 2017 |  |  |  | $ 10 | $ 3 | 920,109 | (304) | 19,044 | 938,862 | 330,251
Beginning Balance (shares) at Dec. 31, 2017 |  | 99,791,245 | 30,319,564 | 99,791,245 | 30,319,564 |  |  |  |  |
Beginning Balance at Dec. 31, 2017 |  |  |  | $ 10 | $ 3 | 920,723 | 1,318 | 208,279 | 1,130,333 | 342,240
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Comprehensive income | $ 57,964 |  |  |  |  |  | 2,852 |  | 45,975 | 11,989
Share‑based compensation (shares) |  |  |  | 63,878 |  |  |  |  |  |
Share-based compensation |  |  |  |  |  | 2,532 |  |  | 2,532 |
Exchanges (shares) |  |  |  | 64,380 | (64,380) |  |  |  |  |
Exchanges |  |  |  |  |  | 1,033 |  |  | 1,033 | (1,033)
Distributions |  |  |  |  |  |  |  |  |  | (9,463)
Payment of taxes for employee stock awards |  |  |  |  |  | (436) |  |  | (436) |
Tax receivable agreement arising from exchanges, net of income taxes of $50 |  |  |  |  |  | (350) |  |  | (350) |
Ending Balance (shares) at Jun. 30, 2018 |  | 99,919,503 | 30,255,184 | 99,919,503.000 | 30,255,184 |  |  |  |  |
Ending Balance at Jun. 30, 2018 |  |  |  | $ 10 | $ 3 | $ 923,502 | 4,177 | 251,593 | 1,179,285 | 343,818
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Adoption of new accounting standards, net of income taxes of $83 |  |  |  |  |  |  | $ 7 | $ 191 | $ 198 | $ 85

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