Debt (Canadian Credit Facilities) (Details)				1 Months Ended		1 Months Ended										1 Months Ended			1 Months Ended						1 Months Ended
	Dec. 31, 2013 USD ($)	Jun. 30, 2011 Canadian Credit Facilities (Facility E) [Member] CAD	Jun. 30, 2011 Canadian Credit Facilities (Facility D) [Member] CAD	Jun. 30, 2011 Canadian Credit Facilities (Facility C) [Member] CAD	Dec. 31, 2013 Canadian Credit Facilities (Facility C) [Member] USD ($)	Jun. 30, 2011 Canadian Credit Facilities (Facility C) [Member] EBITDA Equal to or Greater than 2.00 [Member]	Jun. 30, 2011 Canadian Credit Facilities (Facility C) [Member] EBITDA is Less than 2.00 [Member]	Jun. 30, 2011 Canadian Credit Facilities (Facility C) [Member] London Interbank Offered Rate Plus Funds Borrowed In United States Dollars [Member] EBITDA Equal to or Greater than 2.00 [Member]	Jun. 30, 2011 Canadian Credit Facilities (Facility C) [Member] London Interbank Offered Rate Plus Funds Borrowed In United States Dollars [Member] EBITDA is Less than 2.00 [Member]	Jun. 30, 2011 Canadian Credit Facilities (Facility C) [Member] Prime Plus Funds Borrowed In Canadian Dollars [Member]	Jun. 30, 2011 Canadian Credit Facilities (Facility C) [Member] Prime Plus Funds Borrowed In Canadian Dollars [Member] EBITDA Equal to or Greater than 2.00 [Member]	Jun. 30, 2011 Canadian Credit Facilities (Facility C) [Member] Base Rate Plus Funds Borrowed In United States Dollars [Member] EBITDA Equal to or Greater than 2.00 [Member]	Jun. 30, 2011 Canadian Credit Facilities (Facility C) [Member] Base Rate Plus Funds Borrowed In United States Dollars [Member] EBITDA is Less than 2.00 [Member]	Dec. 31, 2013 Canadian Credit Facilities (Facility B) [Member] USD ($)	Jun. 30, 2011 Canadian Credit Facilities (Facility B) [Member] CAD	Jun. 30, 2011 Canadian Credit Facilities (Facility B) [Member] Prime Rate [Member]	Dec. 31, 2013 Canadian Credit Facilities (Facility A) [Member] USD ($)	Jun. 30, 2011 Canadian Credit Facilities (Facility A) [Member] CAD	Jun. 30, 2011 Canadian Credit Facilities (Facility A) [Member] London Interbank Offered Rate Plus Funds Borrowed In United States Dollars [Member]	Jun. 30, 2011 Canadian Credit Facilities (Facility A) [Member] Prime Plus Funds Borrowed In United States Dollars [Member]	Jun. 30, 2011 Canadian Credit Facilities (Facility A) [Member] Prime Plus Funds Borrowed In Canadian Dollars [Member]	Jun. 30, 2011 Term Credit Facilities [Member] USD ($)	Jun. 30, 2011 Term Credit Facilities [Member] CAD	Dec. 31, 2013 Term Credit Facilities [Member] USD ($)	Jun. 30, 2011 Minimum [Member] Canadian Credit Facilities (Facility C) [Member] EBITDA Equal to or Greater than 2.00 [Member]	Jun. 30, 2011 Maximum [Member] Canadian Credit Facilities (Facility C) [Member] EBITDA is Less than 2.00 [Member]
Line of Credit Facility [Line Items]
Maximum credit facilities amount borrowed		1,000,000	50,000	10,000,000											2,000,000			10,000,000				$ 21,600,000	23,000,000
Canadian facilities secured by a first-ranking lien																							30,000,000
Minimum fixed charge coverage ratio (in ratio)																						1.25	1.25
Maximum funded debt to EBITDA ratio (in ratio)																						2.75	2.75
Debt to capitalization (in percent)																						60	60
Line of credit restriction amount to single entity																							5,000,000
Line of credit restriction percentage distribution of previous year net income																						50.00%	50.00%
Debt instrument amortization period				5 years
Standby fee percentage						0.625%	0.5625%
EBITDA benchmark ratio																									2.00	2.00
Interest rate spread								2.50%	2.25%	1.00%	1.25%	1.25%	1.00%			1.00%			2.00%	0.50%	0.50%
Earnings before income taxes depreciation and amortization benchmark ratio																									2.00	2.00
Credit facilities amount outstanding	$ 795,000				$ 7,100,000									$ 1,100,000			$ 800,000							$ 9,000,000