Coaching Record
| Regular Season | Playoffs | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | Age | Tm | Lg | G | W | L | W/L% | W > .500 | Finish | G | W | L | W/L% | Notes | |
| 1962-63 | 30 | CHZ | NBA | 42 | 13 | 29 | .310 | -8.0 | 5 | ||||||
| 1963-64 | 31 | BAL | NBA | 80 | 31 | 49 | .388 | -9.0 | 4 | ||||||
| 1968-69 | 36 | INA | ABA | 69 | 42 | 27 | .609 | 7.5 | 1 | 17 | 9 | 8 | .529 | ||
| 1969-70 | 37 | INA | ABA | 84 | 59 | 25 | .702 | 17.0 | 1 | 15 | 12 | 3 | .800 | ABA Champions | |
| 1970-71 | 38 | INA | ABA | 84 | 58 | 26 | .690 | 16.0 | 1 | 11 | 7 | 4 | .636 | ||
| 1971-72 | 39 | INA | ABA | 84 | 47 | 37 | .560 | 5.0 | 2 | 20 | 12 | 8 | .600 | ABA Champions | |
| 1972-73 | 40 | INA | ABA | 84 | 51 | 33 | .607 | 9.0 | 2 | 18 | 12 | 6 | .667 | ABA Champions | |
| 1973-74 | 41 | INA | ABA | 84 | 46 | 38 | .548 | 4.0 | 2 | 14 | 7 | 7 | .500 | ||
| 1974-75 | 42 | INA | ABA | 84 | 45 | 39 | .536 | 3.0 | 3 | 18 | 9 | 9 | .500 | ||
| 1975-76 | 43 | INA | ABA | 84 | 39 | 45 | .464 | -3.0 | 5 | 3 | 1 | 2 | .333 | ||
| 1976-77 | 44 | IND | NBA | 82 | 36 | 46 | .439 | -5.0 | 5 | ||||||
| 1977-78 | 45 | IND | NBA | 82 | 31 | 51 | .378 | -10.0 | 6 | ||||||
| 1978-79 | 46 | IND | NBA | 82 | 38 | 44 | .463 | -3.0 | 4 | ||||||
| 1979-80 | 47 | IND | NBA | 82 | 37 | 45 | .451 | -4.0 | 4 | ||||||
| Career | TOT | 1107 | 573 | 534 | .518 | 19.5 | 116 | 69 | 47 | .595 | |||||
| ABA | 657 | 387 | 270 | .589 | 58.5 | 116 | 69 | 47 | .595 | ||||||
| NBA | 450 | 186 | 264 | .413 | -39.0 | ||||||||||
| 2 seasons | CHZ,BAL | NBA | 122 | 44 | 78 | .361 | -17.0 | ||||||||
| 8 seasons | INA | ABA | 657 | 387 | 270 | .589 | 58.5 | 116 | 69 | 47 | .595 | ||||
| 4 seasons | IND | NBA | 328 | 142 | 186 | .433 | -22.0 | ||||||||
Coach of the Year Voting