4. CASH AND CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS; BANK OVERDRAFT

The Company's cash and cash equivalents and short-term investments comprise bank accounts and term deposits. Deposits with an original maturity ranging from 91 to 365 days are classified as short-term investments. Below are breakdowns of cash and cash equivalents and short-term investments:

	December 31, 2012		September 30, 2013

Cash and cash equivalents:
Russian ruble bank accounts	$	23,519	$	23,896
US dollar bank accounts		31,021		2,698
Other		641		1,180

Total cash and cash equivalents	$	55,181	$	27,774

	December 31, 2012			September 30, 2013

	Annual interest rate	Amount		Annual interest rate	Amount
Short-term investments:
Ruble-denominated deposits	7.65% - 9.25%	$	131,449	6.5% - 8.75%	$	89,169
US dollar-denominated deposits			—	3.35% - 3.52%		10,000

Total short-term investments		$	131,449		$	99,169

Bank overdraft—In July 2012, the Company signed a Ruble-denominated overdraft agreement with Alfa Bank bearing annual interest at the variable Mosprime Overnight rate +2.21% with a credit limit of approximately $31,000. In May 2013, the Company renewed the overdraft agreement with Alfa Bank on the same terms. As of December 31, 2012 and September 30, 2013, the Company had an overdraft position of $13,181 and $4,270, respectively, which are presented as current liabilities on the Company's balance sheets.