Long-Term Debt Obligations (Tables)

12 Months Ended

Dec. 31, 2013

Long-Term Debt Obligations

Schedule of components of long-term debt obligations

Long-term debt obligations consist of the following (in thousands):

	December 31,
	2013			2012
Revolving credit facility	$	—		$	—
Other debt		—			2,400
Notes to former owners		2,000			5,000
Total debt		2,000			7,400
Less—current portion		(2,000	)		(300	)
Total long-term portion of debt	$	—		$	7,100

Schedule of future principal payments of long-term debt

At December 31, 2013, future principal payments of long-term debt are as follows (in thousands):

Year ended December 31—
2014	$	2,000
2015		—
2016		—
2017		—
2018		—
Thereafter		—
	$	2,000

Schedule of interest expense

Interest expense included the following primary elements (in thousands):

	Year Ended December 31,
	2013		2012		2011
Interest expense on notes to former owners	$	97	$	255	$	795
Interest expense on borrowings and unused commitment fees		279		444		243
Letter of credit fees		731		667		622
Amortization of debt financing costs		244		229		226
Total	$	1,351	$	1,595	$	1,886

Schedule of reconciliation of Credit Facility Adjusted EBITDA to net income

The following is a reconciliation of Credit Facility Adjusted EBITDA to net income (in thousands):

Net income including noncontrolling interests	$	28,556
Income taxes—continuing operations		18,148
Interest expense, net		1,328
Depreciation and amortization expense		18,572
Stock compensation expense		3,974
Income taxes—discontinued operations		(119	)
EBITDA attributable to noncontrolling interests		(2,342	)
Pre-acquisition results of acquired companies, as defined under the Facility		—
Credit Facility Adjusted EBITDA	$	68,117

Schedule of market rates relating to interest options under the Facility

Base Rate Loan Option:
Federal Funds Rate plus 0.50%	0.59	%
Wells Fargo Bank, N.A. Prime Rate	3.25	%
One-month LIBOR plus 1.00%	1.20	%
Eurodollar Rate Loan Option:
One-month LIBOR	0.20	%
Six-month LIBOR	0.35	%

Summary of additional margins

	Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA
	Less than 0.75			0.75 to 1.50			1.50 to 2.25			2.25 or greater
Additional Per Annum Interest Margin Added Under:
Base Rate Loan Option		0.25	%		0.50	%		0.75	%		1.00	%
Eurodollar Rate Loan Option		1.25	%		1.50	%		1.75	%		2.00	%
Letter of credit fees		1.25	%		1.50	%		1.75	%		2.00	%
Commitment fees on any portion of the Revolving Loan capacity not in use for borrowings or letters of credit at any given time		0.20	%		0.25	%		0.30	%		0.35	%