Statements Of Operations (Unaudited) (Parenthetical) (USD $)	3 Months Ended	6 Months Ended
Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Statements Of Operations Parenthetical
Research and development expenses, net of government grant	$ 0	$ 0	$ 0	$ 67,240

Research and development expenses, net of government grant

No definition available.

Name:	DLYT_ResearchAndDevelopmentExpensesNetOfGovernmentGrant
Namespace Prefix:	DLYT_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration