The Indonesian rupiah (IDR) is the official currency of Indonesia. It is subdivided into 100 sen (not in use), and is issued by the Bank of Indonesia. The rupiah is named after the Indian rupee, which was in use in the Dutch East Indies (now Indonesia) in the early 19th century.
The rupiah was introduced in 1946, shortly after the end of World War II, to replace the Dutch East Indies guilder. It replaced the straits dollar at par, with …