Note 10. Cash and cash equivalents
Cash and cash equivalents at December 31, 2015 include deposits with financial institutions that have good credit ratings of €101 million (2014: €99 million) and interest-bearing bank accounts of € 346 million (2014: €287 million). Our cash and cash equivalents are predominantly denominated in US dollar and partly in euro and Korean won.
Cash and cash equivalents have insignificant interest rate risk and remaining maturities of three months or less at the date of acquisition. Except for an amount of €3.7 million (2014: €3.4 million), no restrictions on usage of cash and cash equivalents exist. The carrying amount of these assets approximates their fair value.