Pension Benefits (Tables)

3 Months Ended

Mar. 31, 2013

Pension Benefits [Abstract]

Components of net periodic employee benefit cost

	Three Months Ended March 31,
	Pension Benefits
	U.S. Plan						Canadian Plan
	2013			2012			2013			2012
Service Cost	$	—		$	5,250		$	—		$	—
Interest Cost		41,634			42,500			12,950			14,666
Expected return on plan assets		(38,603	)		(40,250	)		(17,415	)		(18,383	)
Net actuarial loss					—			—			8,480
Amortizations		23,415			23,500			—			—
Net periodic benefit cost	$	26,446		$	31,000		$	(4,465	)	$	4,763

Fair value hierarchy of plan assets

		March 31,2013
		US Plan		Canadian Plan
Cash and cash equivalents	Level 1		94,009		11,440
Mutual funds	Level 1		270,462		1,284,878
Corporate/Government Bonds	Level 1		745,822		—
Equities	Level 1		1,047,373
Total			2,157,666		1,296,318