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v3.20.4

Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands | Total | Cumulative Effect, Period of Adoption, Adjustment | Common Stock | Additional Paid-in Capital | Retained Earnings | Retained Earnings Cumulative Effect, Period of Adoption, Adjustment | Accumulated Other Comprehensive Income
--- | --- | --- | --- | --- | --- | --- | ---
Beginning balance (in shares) at Dec. 31, 2017 |  |  | 11,167,425 |  |  |  |
Beginning balance at Dec. 31, 2017 | $ 209,197 | $ (171) | $ 112 | $ 47,079 | $ 162,006 | $ (171) | $ 0
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward] |  |  |  |  |  |  |
Issuance of stock in connection with the acquisition of Capella Education Company (in shares) |  |  | 10,263,775 |  |  |  |
Issuance of stock in connection with the acquisition of Capella Education Company | 1,236,961 |  | $ 103 | 1,236,858 |  |  |
Filing fee related to new stock issuance | (148) |  |  | (148) |  |  |
Stock-based compensation | 14,994 |  |  | 14,994 |  |  |
Exercise of stock options, net (in shares) |  |  | 156,424 |  |  |  |
Exercise of stock options, net | 8,648 |  | $ 1 | 8,647 |  |  |
Issuance of restricted stock, net (in shares) |  |  | 155,874 |  |  |  |
Issuance of restricted stock, net | (776) |  | $ 1 | (777) |  |  |
Common stock dividends | (27,842) |  |  |  | (27,842) |  |
Foreign currency translation adjustments | 0 |  |  |  |  |  |
Unrealized gains on marketable securities, net of tax | 32 |  |  |  |  |  | 32
Net income (loss) | (15,671) |  |  |  | (15,671) |  |
Ending balance (in shares) at Dec. 31, 2018 |  |  | 21,743,498 |  |  |  |
Ending balance at Dec. 31, 2018 | 1,425,224 |  | $ 217 | 1,306,653 | 118,322 |  | 32
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward] |  |  |  |  |  |  |
Stock-based compensation | 12,116 |  |  | 12,033 | 83 |  |
Exercise of stock options, net (in shares) |  |  | 103,364 |  |  |  |
Exercise of stock options, net | (1,773) |  | $ 2 | (1,775) |  |  |
Issuance of restricted stock, net (in shares) |  |  | 117,947 |  |  |  |
Issuance of restricted stock, net | (7,472) |  | $ 1 | (7,473) |  |  |
Common stock dividends | (46,724) |  |  |  | (46,724) |  |
Foreign currency translation adjustments | 0 |  |  |  |  |  |
Unrealized gains on marketable securities, net of tax | 201 |  |  |  |  |  | 201
Net income (loss) | 81,138 |  |  |  | 81,138 |  |
Ending balance (in shares) at Dec. 31, 2019 |  |  | 21,964,809 |  |  |  |
Ending balance at Dec. 31, 2019 | $ 1,462,710 | $ (3,311) | $ 220 | 1,309,438 | 152,819 | $ (3,311) | 233
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward] |  |  |  |  |  |  |
Accounting standards update | us-gaap:AccountingStandardsUpdate201613Member |  |  |  |  |  |
Issuance of common stock in public offering (in shares) |  |  | 2,185,000 |  |  |  |
Issuance of common stock in public offering | $ 220,248 |  | $ 22 | 220,226 |  |  |
Stock-based compensation | 14,610 |  |  | 14,593 | 17 |  |
Exercise of stock options, net (in shares) |  |  | 20,522 |  |  |  |
Exercise of stock options, net | 1,244 |  |  | 1,244 |  |  |
Issuance of restricted stock, net (in shares) |  |  | 250,377 |  |  |  |
Issuance of restricted stock, net | (25,845) |  | $ 2 | (25,847) |  |  |
Repurchase of common stock (in shares) |  |  | (1,769) |  |  |  |
Repurchase of common stock | (247) |  |  | (105) | (142) |  |
Common stock dividends | (56,005) |  |  |  | (56,005) |  |
Foreign currency translation adjustments | 48,068 |  |  |  |  |  | 48,068
Unrealized gains on marketable securities, net of tax | 579 |  |  |  |  |  | 579
Net income (loss) | 86,268 |  |  |  | 86,268 |  |
Ending balance (in shares) at Dec. 31, 2020 |  |  | 24,418,939 |  |  |  |
Ending balance at Dec. 31, 2020 | $ 1,748,319 |  | $ 244 | $ 1,519,549 | $ 179,646 |  | $ 48,880

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