Here are 2 links. google the rest of the hundred thousand entries out there for UCMJ, then come back and tell me that again.
http://www.au.af.mil/au/awc/awcgate/ucmj.htm
http://www.military-network.com/main_ucmj/main_ucmj.htm
The article in question refers to US Marines being subject to the UCMJ, not detainees. As a matter of fact, the word "detainee was nowhere to be found. Nor did I mention anything about detainees. No disrespect, but what have you been smoking?? You're incoherent.