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Condensed Consolidated Statements of Changes in Redeemable Non-Controlling Interests and Stockholders' Equity - USD ($) $ in Thousands | Total | Class A Common Stock | Class B Common Stock | Common Stock Class A Common Stock | Common Stock Class B Common Stock | Additional Paid-in Capital | Retained Earnings | Accumulated Other Comprehensive Loss | Treasury Stock | Non-controlling Interests
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Redeemable non-controlling interests, beginning balance at Dec. 31, 2021 | $ 46,182 |  |  |  |  |  |  |  |  |
Increase (Decrease) in Temporary Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Distributions to redeemable non-controlling interests | (448) |  |  |  |  |  |  |  |  |
Accretion of tax equity financing fees | 28 |  |  |  |  |  |  |  |  |
Investment fund call option exercise | (238) |  |  |  |  |  |  |  |  |
Net income | 1,914 |  |  |  |  |  |  |  |  |
Redeemable non-controlling interests, ending balance at Mar. 31, 2022 | 47,438 |  |  |  |  |  |  |  |  |
Beginning balance (in shares) at Dec. 31, 2021 |  |  |  | 33,716,309 | 18,000,000 |  |  |  |  |
Treasury stock, beginning balance (in shares) at Dec. 31, 2021 |  |  |  |  |  |  |  |  | 2,101,795 |
Beginning balance at Dec. 31, 2021 | 704,264 |  |  | $ 3 | $ 2 | $ 283,982 | $ 438,732 | $ (6,667) | $ (11,788) | $ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Exercise of stock options (in shares) |  |  |  | 92,655 |  |  |  |  |  |
Exercise of stock options | 1,708 |  |  |  |  | 1,708 |  |  |  |
Stock-based compensation expense | 3,531 |  |  |  |  | 3,531 |  |  |  |
Unrealized (loss) gain from interest rate hedges, net of tax | 2,711 |  |  |  |  |  |  | 2,711 |  |
Foreign currency translation adjustments | 67 |  |  |  |  |  |  | 67 |  |
Accretion of tax equity financing fees | (28) |  |  |  |  |  | (28) |  |  |
Investment fund call option exercise | 238 |  |  |  |  | 238 |  |  |  |
Contributions from non-controlling interests | 6,335 |  |  |  |  |  |  |  |  | 6,335
Net income | 17,384 |  |  |  |  |  | 17,384 |  |  |
Ending balance (in shares) at Mar. 31, 2022 |  |  |  | 33,808,964 | 18,000,000 |  |  |  |  |
Treasury stock, ending balance (in shares) at Mar. 31, 2022 |  |  |  |  |  |  |  |  | 2,101,795 |
Ending balance at Mar. 31, 2022 | 736,210 |  |  | $ 3 | $ 2 | 289,459 | 456,088 | (3,889) | $ (11,788) | 6,335
Redeemable non-controlling interests, beginning balance at Dec. 31, 2022 | 46,623 |  |  |  |  |  |  |  |  |
Increase (Decrease) in Temporary Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Distributions to redeemable non-controlling interests | (178) |  |  |  |  |  |  |  |  |
Accretion of tax equity financing fees | 27 |  |  |  |  |  |  |  |  |
Investment fund call option exercise | 196 |  |  |  |  |  |  |  |  |
Net income | 32 |  |  |  |  |  |  |  |  |
Redeemable non-controlling interests, ending balance at Mar. 31, 2023 | $ 46,700 |  |  |  |  |  |  |  |  |
Beginning balance (in shares) at Dec. 31, 2022 |  | 33,948,362 | 18,000,000 | 33,948,362 | 18,000,000 |  |  |  |  |
Treasury stock, beginning balance (in shares) at Dec. 31, 2022 | 2,101,795 |  |  |  |  |  |  |  | 2,101,795 |
Beginning balance at Dec. 31, 2022 | $ 873,031 |  |  | $ 3 | $ 2 | 306,314 | 533,549 | (4,051) | $ (11,788) | 49,002
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |
Exercise of stock options (in shares) |  |  |  | 82,000 |  |  |  |  |  |
Exercise of stock options | 571 |  |  |  |  | 571 |  |  |  |
Stock-based compensation expense | 4,037 |  |  |  |  | 4,037 |  |  |  |
Unrealized (loss) gain from interest rate hedges, net of tax | (868) |  |  |  |  |  |  | (868) |  |
Foreign currency translation adjustments | 282 |  |  |  |  |  |  | 274 |  | 8
Accretion of tax equity financing fees | (27) |  |  |  |  |  | (27) |  |  |
Investment fund call option exercise | (196) |  |  |  |  | (196) |  |  |  |
Contributions from non-controlling interests | 16,417 |  |  |  |  |  |  |  |  | 16,417
Net income | $ 1,525 |  |  |  |  |  | 1,102 |  |  | 423
Ending balance (in shares) at Mar. 31, 2023 |  | 34,030,362 | 18,000,000 | 34,030,362 | 18,000,000 |  |  |  |  |
Treasury stock, ending balance (in shares) at Mar. 31, 2023 | 2,101,795 |  |  |  |  |  |  |  | 2,101,795 |
Ending balance at Mar. 31, 2023 | $ 894,772 |  |  | $ 3 | $ 2 | $ 310,726 | $ 534,624 | $ (4,645) | $ (11,788) | $ 65,850

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- Definition Carrying amount, attributable to parent and noncontrolling interests, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.27(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(g)(1)(ii)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 28 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=123596393&loc=d3e14064-108612 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
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- Definition The portion of net income or loss attributable to temporary equity interest. + References No definition available. + Details
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- Definition Number of previously issued common shares repurchased by the issuing entity and held in treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 + Details
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