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CONDENSED CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY (unaudited) - USD ($) $ in Thousands | CRA International, Inc. Shareholders' Equity | Common Stock | Retained Earnings | Accumulated Other Comprehensive Loss | Noncontrolling Interest | Total
--- | --- | --- | --- | --- | --- | ---
Increase (Decrease) in Shareholders' Equity |  |  |  |  |  |
Cumulative effect of a change in accounting principle related to ASC 606 | $ 366 |  | $ 366 |  |  | $ 366
Balance, as adjusted | 207,274 | $ 47,414 | 169,756 | $ (9,896) | $ 321 | 207,595
BALANCE at Dec. 30, 2017 | 206,908 | $ 47,414 | 169,390 | (9,896) | 321 | 207,229
BALANCE (in shares) at Dec. 30, 2017 |  | 8,297,172 |  |  |  |
Increase (Decrease) in Shareholders' Equity |  |  |  |  |  |
Net income | 4,886 |  | 4,886 |  |  | 4,886
Foreign currency translation adjustment | 1,318 |  |  | 1,318 |  | 1,318
Exercise of stock options | 535 | $ 535 |  |  |  | 535
Exercise of stock options (in shares) |  | 24,688 |  |  |  |
Share-based compensation expense | 1,292 | $ 1,292 |  |  |  | 1,292
Restricted shares vestings (in shares) |  | 97,722 |  |  |  |
Redemption of vested employee restricted shares for tax withholding | (1,783) | $ (1,783) |  |  |  | (1,783)
Redemption of vested employee restricted shares for tax withholding (in shares) |  | (35,287) |  |  |  |
Shares repurchased | (8,057) | $ (8,057) |  |  |  | (8,057)
Shares repurchased (in shares) |  | (162,892) |  |  |  |
Accrued dividends on unvested shares | 10 |  | 10 |  |  | 10
Cash paid on dividend equivalents | (98) |  | (98) |  |  | (98)
Cash dividends paid to shareholders (per share) | (1,423) |  | (1,423) |  |  | (1,423)
BALANCE at Mar. 31, 2018 | 203,954 | $ 39,401 | 173,131 | (8,578) | 321 | 204,275
BALANCE (in shares) at Mar. 31, 2018 |  | 8,221,403 |  |  |  |
BALANCE at Dec. 30, 2017 | 206,908 | $ 47,414 | 169,390 | (9,896) | 321 | 207,229
BALANCE (in shares) at Dec. 30, 2017 |  | 8,297,172 |  |  |  |
Increase (Decrease) in Shareholders' Equity |  |  |  |  |  |
Net income |  |  |  |  |  | 11,725
Foreign currency translation adjustment |  |  |  |  |  | (1,285)
BALANCE at Jun. 30, 2018 | 196,237 | $ 28,864 | 178,554 | (11,181) | 321 | 196,558
BALANCE (in shares) at Jun. 30, 2018 |  | 8,025,726 |  |  |  |
BALANCE at Mar. 31, 2018 | 203,954 | $ 39,401 | 173,131 | (8,578) | 321 | 204,275
BALANCE (in shares) at Mar. 31, 2018 |  | 8,221,403 |  |  |  |
Increase (Decrease) in Shareholders' Equity |  |  |  |  |  |
Net income | 6,839 |  | 6,839 |  |  | 6,839
Foreign currency translation adjustment | (2,603) |  |  | (2,603) |  | (2,603)
Exercise of stock options | 381 | $ 381 |  |  |  | 381
Exercise of stock options (in shares) |  | 19,395 |  |  |  |
Share-based compensation expense | 1,146 | $ 1,146 |  |  |  | 1,146
Restricted shares vestings (in shares) |  | 513 |  |  |  |
Shares repurchased | (12,064) | $ (12,064) |  |  |  | (12,064)
Shares repurchased (in shares) |  | (215,585) |  |  |  |
Accrued dividends on unvested shares | (44) |  | (44) |  |  | (44)
Cash dividends paid to shareholders (per share) | (1,372) |  | (1,372) |  |  | (1,372)
BALANCE at Jun. 30, 2018 | $ 196,237 | $ 28,864 | 178,554 | (11,181) | $ 321 | 196,558
BALANCE (in shares) at Jun. 30, 2018 |  | 8,025,726 |  |  |  |
BALANCE at Dec. 29, 2018 |  | $ 22,837 | 186,229 | (12,594) |  | $ 196,472
BALANCE (in shares) at Dec. 29, 2018 |  | 8,010,480 |  |  |  | 8,010,480
Increase (Decrease) in Shareholders' Equity |  |  |  |  |  |
Net income |  |  | 4,665 |  |  | $ 4,665
Foreign currency translation adjustment |  |  |  | 712 |  | 712
Exercise of stock options |  | $ 1,526 |  |  |  | 1,526
Exercise of stock options (in shares) |  | 64,700 |  |  |  |
Share-based compensation expense |  | $ 911 |  |  |  | 911
Restricted shares vestings (in shares) |  | 25,484 |  |  |  |
Redemption of vested employee restricted shares for tax withholding |  | $ (388) |  |  |  | (388)
Redemption of vested employee restricted shares for tax withholding (in shares) |  | (8,157) |  |  |  |
Shares repurchased |  | $ (4,349) |  |  |  | (4,349)
Shares repurchased (in shares) |  | (86,609) |  |  |  |
Accrued dividends on unvested shares |  |  | (8) |  |  | (8)
Cash paid on dividend equivalents |  |  | (35) |  |  | (35)
Cash dividends paid to shareholders (per share) |  |  | (1,616) |  |  | (1,616)
BALANCE at Mar. 30, 2019 |  | $ 20,537 | 189,235 | (11,882) |  | 197,890
BALANCE (in shares) at Mar. 30, 2019 |  | 8,005,898 |  |  |  |
BALANCE at Dec. 29, 2018 |  | $ 22,837 | 186,229 | (12,594) |  | $ 196,472
BALANCE (in shares) at Dec. 29, 2018 |  | 8,010,480 |  |  |  | 8,010,480
Increase (Decrease) in Shareholders' Equity |  |  |  |  |  |
Net income |  |  |  |  |  | $ 10,245
Foreign currency translation adjustment |  |  |  |  |  | 59
BALANCE at Jun. 29, 2019 |  | $ 14,224 | 193,191 | (12,535) |  | $ 194,880
BALANCE (in shares) at Jun. 29, 2019 |  | 7,829,310 |  |  |  | 7,829,310
BALANCE at Mar. 30, 2019 |  | $ 20,537 | 189,235 | (11,882) |  | $ 197,890
BALANCE (in shares) at Mar. 30, 2019 |  | 8,005,898 |  |  |  |
Increase (Decrease) in Shareholders' Equity |  |  |  |  |  |
Net income |  |  | 5,580 |  |  | 5,580
Foreign currency translation adjustment |  |  |  | (653) |  | (653)
Share-based compensation expense |  | $ 848 |  |  |  | 848
Restricted shares vestings (in shares) |  | 513 |  |  |  |
Shares repurchased |  | $ (7,161) |  |  |  | (7,161)
Shares repurchased (in shares) |  | (177,101) |  |  |  |
Accrued dividends on unvested shares |  |  | (44) |  |  | (44)
Cash dividends paid to shareholders (per share) |  |  | (1,580) |  |  | (1,580)
BALANCE at Jun. 29, 2019 |  | $ 14,224 | $ 193,191 | $ (12,535) |  | $ 194,880
BALANCE (in shares) at Jun. 29, 2019 |  | 7,829,310 |  |  |  | 7,829,310

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