Segment Reporting (Details Narrative)	3 Months Ended	6 Months Ended
Jun. 30, 2019 customer Integer	Jun. 30, 2018 customer	Jun. 30, 2019 customer Integer	Jun. 30, 2018 customer	Dec. 31, 2018 Integer
Segment Reporting [Abstract]
Number Of Customers With Significant Accounts Receivable Balance \| Integer	2		2		1
Number of Customers Accounting for More than 10 Percent of Revenue \| customer	2	1	1	1

Number of Customers Accounting for More than 10 Percent of Revenue

No definition available.

Name:	falc_NumberofCustomersAccountingforMorethan10PercentofRevenue
Namespace Prefix:	falc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration