Stock-Based Compensation - Options (Details) - Cardtronics Delaware $ / shares in Units, $ in Millions	6 Months Ended
	Jun. 30, 2016 USD ($) $ / shares shares
Number of Shares
Number of Shares, Options outstanding, Beginning Balance | shares	77,901
Number of Shares, Exercised | shares	(13,860)
Number of Shares, Options outstanding, Ending Balance | shares	64,041
Number of Shares, Options vested and exercisable | shares	64,041
Weighted Average Exercise Price
Weighted Average Exercise Price, Options outstanding, Beginning Balance | $ / shares	$ 10.11
Weighted Average Exercise Price, Exercised | $ / shares	10.47
Weighted Average Exercise Price, Options outstanding, Ending Balance | $ / shares	10.04
Weighted Average Exercise Price, Options vested and exercisable | $ / shares	$ 10.04
Stock Options
Weighted Average Exercise Price
Unrecognized compensation expense | $	$ 0.0