Chargebacks/Rebates/Co-pay | Returns | Inventory management | Prompt pay | Total | ||||||
Balance, January 1, 2016 | 20,880 | 7,538 | 3,495 | 816 | 32,729 | |||||
Additions | 106,331 | 30,081 | 22,395 | 6,961 | 165,768 | |||||
Utilization | (112,495 | ) | (29,293 | ) | (22,498 | ) | (6,977 | ) | (171,263 | ) |
Balance, December 31, 2016 | 14,716 | 8,326 | 3,392 | 800 | 27,234 | |||||
Additions | 100,450 | 32,440 | 22,015 | 5,347 | 160,252 | |||||
Utilization | (98,571 | ) | (29,700 | ) | (19,524 | ) | (5,595 | ) | (153,390 | ) |
Balance, December 31, 2017 | 16,595 | 11,066 | 5,883 | 552 | 34,096 |