Revenue Recognition and Contracts with Customers (Tables)

3 Months Ended

Sep. 30, 2018

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue [Table Text Block]

Following is the disaggregation of revenues based on major product lines (in thousands):

	Three months ended September 30,
		2018		2017
Major Product Lines:
Intrusion and Access alarm products	$	7,092	$	6,511
Door locking devices		12,498		12,096
Services		3,786		2,567
Total Revenues	$	23,376	$	21,174