Temporary Equity Temporary Equity (Details) (USD $)	12 Months Ended	0 Months Ended	1 Months Ended
	Dec. 31, 2012	Jun. 02, 2012 Planetsoft [Member] Stockholders	Jun. 30, 2012 Planetsoft [Member]	May 31, 2012 Planetsoft [Member] Stockholders
Temporary Equity [Line Items]
Equity instruments	$ 0	$ 5,000,000.0
Business acquisition, number of common shares issued		296,560
Business acquisition, price per share		$ 16.86
Number of shareholders		3		3
Put option, exercise period			30 days
Put option, vesting period required prior to exercise			2 years
Shares that may be repurchased under put option			296,560
Put option, price to repurchase shares		$ 16.86