Activity in Quanta’s current and long-term allowance for doubtful accounts consists of the following (in thousands):
| December 31, | ||||||||
| 2013 | 2012 | |||||||
|
Balance at beginning of year |
$ | 5,447 | $ | 3,751 | ||||
|
Charged to expense |
3,236 | 3,693 | ||||||
|
Deductions for uncollectible receivables written off, net of recoveries |
(3,468 | ) | (1,997 | ) | ||||
|
|
|
|
|
|||||
|
Balance at end of year |
$ | 5,215 | $ | 5,447 | ||||
|
|
|
|
|
|||||