2013 | 2012 | |||||||
Accounts receivable - | ||||||||
Accounts receivable | $ | 2,786 | $ | 2,266 | ||||
Allowance for doubtful accounts (see Note 1) | (154 | ) | (99 | ) | ||||
$ | 2,632 | $ | 2,167 | |||||
Other non-current assets - | ||||||||
Intangible assets, net (see Note 7) | $ | 1,307 | $ | 1,286 | ||||
Other | 652 | 211 | ||||||
$ | 1,959 | $ | 1,497 | |||||
Accrued expenses and other liabilities - | ||||||||
Accrued salaries | $ | 928 | $ | 772 | ||||
Taxes other than income taxes | 420 | 454 | ||||||
Insurance | 285 | 268 | ||||||
Profit sharing | 239 | 166 | ||||||
Other | 1,705 | 1,359 | ||||||
$ | 3,577 | $ | 3,019 | |||||
Other non-current liabilities - | ||||||||
Postretirement healthcare benefits | $ | 340 | $ | 332 | ||||
Accrued rent | 382 | 347 | ||||||
Insurance | 403 | 408 | ||||||
Other | 942 | 799 | ||||||
$ | 2,067 | $ | 1,886 | |||||