Cost Associated With Restructuring Activities (Details)(Brink's Netherland Business [Member] Significant Customer Contract Termination [Member] Estimated Figures [Member])	3 Months Ended	6 Months Ended		9 Months Ended		12 Months Ended	9 Months Ended
	Sep. 30, 2014 USD ($)	Jun. 30, 2015 USD ($)	Jun. 30, 2015 EUR (€)	Sep. 30, 2014 USD ($) employees	Sep. 30, 2014 EUR (€)	Dec. 31, 2016 USD ($)	Sep. 30, 2014 Maximum [Member] USD ($)
Restructuring Cost and Reserve [Line Items]
Number of positions eliminated				600	600
Revenues		$ 37,000,000	€ 30,000,000	$ 63,000,000	€ 49,000,000	$ 5,000,000
Serverance and other employee benefit costs	10,500,000						16,000,000
Restructuring Charges Recognized	5,100,000
Fixed assets, net book value	13,700,000			13,700,000
Book value of assets net of impairment charges	8,600,000			8,600,000
Estimated lease termination costs		$ 1,000,000