Redeemable Noncontrolling Interest Redeemable Noncontrolling Interest (Details)	3 Months Ended		9 Months Ended		3 Months Ended
	Sep. 30, 2014 USD ($)	Sep. 30, 2013 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2013 USD ($)	Sep. 30, 2013 PIQ Acquisition [Member] USD ($)	Sep. 30, 2013 PIQ Acquisition [Member] NZD	Sep. 01, 2013 PIQ Acquisition [Member] USD ($)	Sep. 01, 2013 PIQ Acquisition [Member] NZD
Redeemable Noncontrolling Interest [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Percentage							10.00%	10.00%
Payments to Acquire Businesses, Gross					$ 2,600,000	3,300,000
Noncontrolling Interest, Ownership Percentage by Parent	60.00%		60.00%
Stockholders' Equity Attributable to Noncontrolling Interest							10,200,000	13,200,000
Net Income (Loss) Attributable to Redeemable Noncontrolling Interest	404,000		100,000	100,000
Less: Net income attributable to noncontrolling interests	$ 404,000	$ 45,000	$ 899,000	$ 19,000