Related Party Transactions Narrative (Details) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
Related Party Transaction [Line Items]
Revenue, related parties	$ 37,000	$ 66,000
Accounts receivable, related parties, current	26,000		32,000
Accounts payable, related parties	13,000		13,000
Director Affiliated Entity [Member] | ABM Industries, Inc. (ABM) [Member]
Related Party Transaction [Line Items]
Revenue, related parties	37,000	66,000
Accounts receivable, related parties, current	26,000
Director [Member]
Related Party Transaction [Line Items]
Related party transaction, amounts of transaction, monthly	12,500
Related party transaction, amounts of transaction	37,500	37,500
Accounts payable, related parties	12,500
Shareholder Affiliated Entity [Member]
Related Party Transaction [Line Items]
Related party transaction, amounts of transaction	36,000	36,000
Accounts payable, related parties	0
Wife of President and CEO (Nancy K. Holst) [Member]
Related Party Transaction [Line Items]
Related party transaction, amounts of transaction	6,000
Due to Other Related Parties	$ 6,000