Stock-Based Compensation - Additional Information (Details)				1 Months Ended		3 Months Ended			6 Months Ended		12 Months Ended
	Mar. 16, 2015 Installments	Mar. 28, 2014 $ / shares shares	Oct. 17, 2005 shares	Mar. 31, 2014 $ / shares	Nov. 30, 2007 shares	Jun. 30, 2015 USD ($) shares	Jun. 30, 2014 USD ($) shares	Mar. 31, 2014 emp	Jun. 30, 2015 USD ($) $ / shares shares	Jun. 30, 2014 USD ($) shares	Dec. 31, 2012 USD ($) $ / shares shares	Dec. 31, 2014 shares	Apr. 01, 2014 Installments
Board of Directors
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Maximum authorized period for grant of shares									10 years
Employee Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock-based compensation expense \| $						$ 300,000	$ 600,000		$ 900,000	$ 4,600,000
Number of employees \| emp								200
Weighted average period of recognition									1 year 2 months 12 days
Stock-based compensation, nonvested awards, total compensation cost not yet recognized \| $						$ 1,300,000			$ 1,300,000
Employee Stock Option \| Modification of Stock Options Held by 200 Employees
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock-based compensation expense \| $										$ 3,400,000
Modified Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Range of exercise price, Minimum \| $ / shares		$ 1.14
Modified Stock Option \| Board of Directors
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Range of exercise price, Minimum \| $ / shares		$ 1.14
Number of stock options granted		200,000				0	100,000		0	100,000
Restricted Stock Units (RSUs)
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock-based compensation expense \| $						$ 100,000	$ 1,000,000		$ 200,000	$ 1,000,000
Weighted average period of recognition									3 months 18 days
Number of Restricted Stock Units, Granted									0
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized \| $						200,000			$ 200,000
2014 Performance Program
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Range of exercise price, Minimum \| $ / shares				$ 1.14
Stock-based compensation expense \| $						0	$ 400,000		0	$ 400,000
Percentage of award value				50.00%
Number of installments vesting \| Installments													3
Award value granted under Performance Program \| $						9,600,000			9,600,000
Stock-based compensation expense reduction \| $									2,200,000
Common Stock, Value \| $									1,100,000
2014 Performance Program \| Tranche A
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period				Mar. 15, 2015
2014 Performance Program \| Tranche B
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period				Mar. 15, 2016
2014 Performance Program \| Tranche C
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period				Mar. 15, 2017
Retention Program
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of installments vesting \| Installments	2
Retention Program \| Tranche A
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period	Mar. 15, 2016
Retention Program \| Tranche B
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period	Mar. 15, 2017
2015 Retention Program
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock-based compensation expense \| $						1,000,000			1,200,000
Award value granted under Performance Program \| $						8,300,000			8,300,000
Common Stock, Value \| $						500,000			600,000
Award value granted net of forfeitures under Retention Program \| $						$ 100,000			$ 100,000
2005 Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Authorized shares granted			4,900,000
Number of stock options granted						0	0		0	0
2005 Plan \| Tranche A
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of option outstanding						1,091,000			1,091,000			1,109,000
Number of stock options granted									0
2005 Plan \| Tranche B
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of option outstanding						544,000			544,000			554,000
Number of stock options granted									0
2005 Plan \| Tranche C
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of option outstanding						544,000			544,000			554,000
Number of stock options granted									0
2005 Plan \| Employee Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Maximum authorized period for grant of shares			10 years
2005 Plan \| Employee Stock Option \| Tranche A
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Maximum authorized period for grant of shares									10 years
2005 Plan \| Employee Stock Option \| Tranche B
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Maximum authorized period for grant of shares									10 years
2005 Plan \| Employee Stock Option \| Tranche C
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Maximum authorized period for grant of shares									10 years
2005 Plan \| Modified Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of option outstanding		1,900,000
2007 Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Authorized shares granted					10,000,000
Shares available for future grants						2,200,000			2,200,000
Number of option outstanding						3,763,000			3,763,000			4,003,000
Number of stock options granted						0	1,400,000		0	1,400,000
2007 Plan \| Employee Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Maximum authorized period for grant of shares					10 years				10 years
2007 Plan \| Modified Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of option outstanding		2,400,000
2007 Plan \| Restricted Stock Units (RSUs)
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of Restricted Stock Units, Granted											1,400,000
Aggregate value of Restricted Stock Units \| $											$ 11,300,000
Maximum vesting date for Restricted Stock Units											Dec. 31, 2014
Value per share of parent company \| $ / shares											$ 8.16
Webloyalty 2005 Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Maximum authorized period for grant of shares									10 years
Number of option outstanding						500,000			500,000
Range of exercise price, Minimum \| $ / shares									$ 1.14
Range of exercise price, Maximum \| $ / shares									$ 7.32
Webloyalty 2005 Plan \| Modified Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of option outstanding		500,000
Range of exercise price, Minimum \| $ / shares		$ 1.14

Affinion Group, Inc. 10-Q