Note 7 - Long-Term Debt and Revolving Line of Credit (Tables)

9 Months Ended

Sep. 30, 2017

Debt Disclosure [Abstract]

Schedule of Interest Margin and Commitment Fee Payable [Table Text Block]

	LIBOR			Base			Commitment
Leverage Ratio	Margin			Margin			Fee
Less than 1.00		1.25	%		0.00	%		0.15	%
Greater than or equal to 1.00 but less than 2.00		1.50	%		0.00	%		0.20	%
Greater than or equal to 2.00 but less than 3.00		1.75	%		0.00	%		0.25	%
Greater than or equal to 3.00 but less than 3.50		2.25	%		0.00	%		0.30	%
Greater than or equal to 3.50 but less than 4.00		2.50	%		0.25	%		0.35	%
Greater than or equal to 4.00 but less than 4.50		3.00	%		0.75	%		0.40	%
Greater than or equal to 4.50 but less than 5.00		3.50	%		1.25	%		0.45	%
Greater than or equal to 5.00 but less than 6.00		4.00	%		1.75	%		0.50	%
Greater than or equal to 6.00		6.00	%		3.75	%		0.55	%

Schedule of Long-term Debt Instruments [Table Text Block]

	September 30,		December 31,
	2017		2016
	(In thousands)
Revolving line of credit, maturing on June 25, 2020	$	16,791	$	16,447
Delayed draw term loan, maturing on June 25, 2020		104,937		72,342
Term loan, maturing on June 25, 2020, due in quarterly installments of $675,000 for the first year and $1,000,000 thereafter, excluding interest paid separately		39,600		42,600
Term loan, maturing on December 29, 2022, due in quarterly installments of $255,006, including interest		10,162		10,577
Capital lease obligations		33		-
Less: unamortized debt issuance costs		(2,098)		(1,249)
		169,425		140,717
Less current portion		169,392		6,728
	$	33	$	133,989

Schedule Of Unamortized Debt Issuance Costs [Table Text Block]

	September 30,		December 31,
	2017		2016
	(In thousands)
Revolving line of credit	$	505	$	229
Delayed draw term loan, maturing on June 25, 2020		722		283
Term loan, maturing on June 25, 2020		320		146
Term loan, maturing on December 29, 2022		551		591
	$	2,098	$	1,249