Goodwill and Other Intangible Assets (Goodwill) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Jan. 31, 2013	Dec. 02, 2013
Change in the carrying value of goodwill
Balance at beginning of year	$ 52,848	$ 52,848	$ 17,949
Balance at end of year	52,848	52,848	17,949
PlanSwift, LLC [Member]
Change in the carrying value of goodwill
Balance at beginning of year				5,988
Balance at end of year				5,988
Latista [Member]
Change in the carrying value of goodwill
Balance at beginning of year					28,911
Balance at end of year					$ 28,911