|3 Months Ended|
Mar. 31, 2016
|Inventory Disclosure [Abstract]|
|Components of Inventory||
Inventory is valued at the lower of cost or market, with cost determined using the first-in, first-out method, and is comprised of the following (in thousands):
Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.
Reference 1: http://www.xbrl.org/2003/role/presentationRef