Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Game | Date | Opponent | Score | Location/Attendance | Record |
| --- | --- | --- | --- | --- | --- |
| 25.0 | December 3 | New York | 93-126 | Madison Square Garden | 12-13 |
| 26.0 | December 4 | New York | 113-121 | Alexander Memorial Coliseum | 12-14 |
| 27.0 | December 6 | L.A. Lakers | 94-99 | Alexander Memorial Coliseum | 12-15 |
| 28.0 | December 8 | Phoenix | 121-99 | Arizona Veterans Memorial Coliseum | 13-15 |
| 29.0 | December 10 | San Francisco | 111-100 | Oakland-Alameda County Coliseum Arena | 14-15 |
| 30.0 | December 12 | Seattle | 93-91 | Seattle Center Coliseum | 15-15 |
| 31.0 | December 13 | L.A. Lakers | 105-103 | The Forum | 16-15 |
| 32.0 | December 17 | Chicago | 87-83 | Chicago Stadium | 17-15 |
| 33.0 | December 18 | Milwaukee | 122-116 | Alexander Memorial Coliseum | 18-15 |
| 34.0 | December 21 | Detroit | 120-110 | Alexander Memorial Coliseum | 19-15 |
| 35.0 | December 26 | Seattle | 126-96 | Alexander Memorial Coliseum | 20-15 |
| 36.0 | December 28 | Boston | 110-97 | Alexander Memorial Coliseum | 21-15 |
| 37.0 | December 29 | Baltimore | 101-99 | Alexander Memorial Coliseum | 22-15 |
Question:
What is the Date of the game against Detroit in game 31 or after?
Answer:
December 21