Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2016		Mar. 31, 2015
Cash flows from operating activities:
Net Income	[1],[2]	$ 900		$ 9,820
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	[2]	9,886		7,325
Loss on disposal of property and equipment	[2]	496		291
Share-based compensation	[2]	549		796
Adjustment to contingent purchase obligations	[2]	0		(244)
Provision for bad debts	[2]	764		1,209
Excess tax benefit on share-based compensation	[2]	253		(811)
Deferred tax provision	[2]	367		607
Changes in:
Accounts receivable	[2]	468		(3,745)
Income tax receivable	[2]	(626)		(1,506)
Prepaid expenses and other assets	[2]	3,581		159
Accounts payable	[2]	9,076		(10,540)
Accrued expenses and other liabilities	[2]	(2,241)		8,005
Net cash provided by operating activities	[2]	23,473		11,366
Cash flows from investing activities:
Capital expenditures	[2]	(6,047)		(14,932)
Proceeds from sale of property and equipment	[2]	213		522
Net cash used in investing activities	[2]	(5,834)		(14,410)
Cash flows from financing activities:
Borrowings under revolving credit facilities	[2]	51,665		32,764
Payments under revolving credit facilities	[2]	(65,314)		(26,764)
Debt payments	[2]	(3,750)		(2,500)
Payments of contingent earnouts	[2]	0		1,906
Proceeds from issuance of restricted stock, net of taxes paid	[2]	0		2,178
Proceeds from issuance of restricted stock, net of taxes paid	[2]	(164)		(839)
(Tax deficiency) excess tax benefit on share-based compensation	[2]	(253)		811
Reduction of capital lease obligation	[2]	(885)		(101)
Net cash (used in) provided by financing activities	[2]	(18,701)		3,643
Net (decrease) increase in cash and cash equivalents	[2]	(1,062)		599
Cash and cash equivalents:
Beginning of period		7,930	[3]	10,809	[2]
End of period	[2]	6,868	[3]	11,408
Supplemental cash flow information:
Cash paid for interest	[2]	3,734		3,888
Cash paid for income taxes (net of refunds)	[2]	$ (79)		$ 1,112

[1] See Note 13 “Restatement of Previously Issued Financial Statements

[2] See Note 13 “Restatement of Previously Issued Financial Statements.”

[3] See Note 13 “Restatement of Previously Issued Financial Statements